List of Orenstein & Koppel steam locomotives

The list of Orenstein & Koppel steam locomotives shows photographically documented samples of representative Orenstein & Koppel (O&K) steam locomotives. The factory produced 14,387 steam locomotives from 1899 to 1945 at its Berlin site (Drewitz, Nowawes, Babelsberg) with the works number range from 337 to 12965.

Works No	Year	Photo	Wheel arrangement	Gauge	Power	Use
109	1895		0-4-0	750 mm (2 ft 5+1⁄2 in)	45 hp	Irinowska railway, St. Petersburg N° 6
226–228	1897		2-4-0	1,435 mm (4 ft 8+1⁄2 in)	150 hp	Vemb-Lemvig-Thyborøn Railway, Denmark
302	1898		0-4-0	750 mm (2 ft 5+1⁄2 in)	50 hp	Sugar factory Tapiau, construction of Zurich Airport, VEBA, Latvia Tp782, preserved at private owner, Rorschach, Switzerland, Täuffelen[1][2]
366	1899		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Delivered via the O&K sales office in Budapest to Earl Károly Imre in Nagymágócs near Oroszhaza. 1941 used at the fortifications in Szolyva and in 1945 returned to Mattersburg in Austria. Now being operated in Feld- und Industriebahnmuseum Freiland, Austria.[3]
367	1899		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Delivered via the Swedish general agent Carl Ström to the Hamra–Tumba Järnvägen of Gustaf de Laval on Gotland in Sweden. From 1916 owned by the construction company Byggnads AB, who sold it to the city of Stockholm in 1917 for work on Hammarbyleden.[4]
	1899		0-6-0 FL			Fireless locomotive
418	1899		0-6-0	785 mm (2 ft 6+29⁄32 in)		Bröl Valley Railway, BTE 14–17
	1899		0-6-0			Aktiengesellschaft für Feld- und Kleinbahnen-Bedarf, A.G. f. F.- u. K.B.
	1899		0-6-0
514	1900		0-4-0T	600 mm (1 ft 11+5⁄8 in)	20 hp	Java, Sudhono Sugar Mill N° 5
531	1900		0-4-2	600 mm (1 ft 11+5⁄8 in)	60 hp	Initially at sugar mill Nakel (Cukrownia Nakło), now Narrow Gauge Railway Museum in Wenecja, Poland[5]
533	1899		0-6-2	600 mm (1 ft 11+5⁄8 in)	60 hp	Kleinbahngesellschaft Krone, für Wirsitzer Kleinbahn '9'
576–578	1900		0-4-4-0 Mallet	750 mm (2 ft 5+1⁄2 in)	120 hp	Kalan
591	1900		0-4-2	600 mm (1 ft 11+5⁄8 in)	80 hp	Kirchlengern–Hille railway (Wallückebahn) in Germany
592	1900		0–4–0, later 0-4-2	600 mm (1 ft 11+5⁄8 in)	80 hp	Kirchlengern–Hille railway (Wallückebahn) in Germany
596	1900		Initially 0–4–0, later 0-6-0	1,000 mm (3 ft 3+3⁄8 in)	125 hp	Soest No 9 of the Ruhr-Lippe-Eisenbahn­gesell­schaft in Germany. Used on the ‘quarry line’ Hüsten-Müschede and at Neheim-Hüsten station. Decommissioned in 1924, scrapped in 1930
614	1900		0-4-0	750 mm (2 ft 5+1⁄2 in)	30 hp	Initially Pakis Baru 1, now Statfold Barn Railway
617	1900		0-6-2	750 mm (2 ft 5+1⁄2 in)	100 hp	Two-cylinder locomotive with three coupled axles and one radial axle. Steam bell, outer frame, upper water tanks. Delivered to the Rosenberger Kreisbahn
673	1900		0-4-0	900 mm (2 ft 11+7⁄16 in)	80 hp	Wackerow & Co, branch office Berlin
683	1900		0-4-0	508 mm (1 ft 8 in)	10 hp	Dinty, Cosmopolitan Proprietary Mine, Kookynie, Western Australia[6][7]
	ca 1900		0-4-0	610 mm (2 ft)		Moira Coal Mine, Collie, Western Australia
	ca 1900		0-4-0			Transport of rubber in the Dutch East Indies
	ca 1900		0-4-0			Sugar cane plantation of the Nederlandsch-Indische Spoorwegen
	ca 1900					Douglas, Port Douglas Tramway from Mossman to Port Douglas in Queensland, Australia
687	1901		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Ceper 2, PG Gondang Baru, Klaten, Indonesia
710 711	1900		0-4-2	600 mm (1 ft 11+5⁄8 in)	30 hp	Cairo, Egypt
718	1901		0-4-0	610 mm (2 ft)	30 hp	Magnet No. 2, Magnet Silver Mining Co, Tasmania,[6] now Wee Georgie Wood Railway
719	1901		0-4-0	610 mm (2 ft)	30 hp	Ordered by North Mount Farrell Mining in Tasmania but not operated there, later Cairns Town Council, Edge Hill Tramway, Queensland[6]
722	1902		0-4-2	600 mm (1 ft 11+5⁄8 in)	30 hp	Srage Sugar Mill, Java, Sragi operator's N° 2
723	1900		0-4-0	610 mm (2 ft)	30 hp	Kearsney–Stanger Light Railway in the Colony of Natal (now KwaZulu-Natal in South Africa)[8]
724	1900		0-6-0	610 mm (2 ft)	50 hp	Kearsney–Stanger Light Railway in the Colony of Natal (now KwaZulu-Natal in South Africa[9]
725			4-2-0	600 mm (1 ft 11+5⁄8 in)	40 hp	Monte Alegre for the Usina Monte Alegre sugar mill in Piracicaba in São Paulo Brazil
731	1902		0-4-2	610 mm (2 ft)	40 hp	East Murchison United Ltd, Lawlers, Western Australia[6]
772	1901		0-4-2	600 mm (1 ft 11+5⁄8 in)	60 hp	Jatiroto J70, Jatiroto, PG Jatiroto, Indonesia
773	1901		0-4-2	600 mm (1 ft 11+5⁄8 in)	60 hp	Ngadirejo 71, PG Ngadirejo, Kediri, Indonesia
777	1901		0-4-2	600 mm (1 ft 11+5⁄8 in)	60 hp	Pajarakan 2 Kelut, PG Pajarakan, Probolinggo, Indonesia
	ca 1901		0-4-2	700 mm (2 ft 3+9⁄16 in)	60 hp	Tender locomotive with open cab, traction pump, suspension, hand bell, melting plug. Built according to Dutch-Indian regulations. Delivered to India.
810	1902		0-4-0	610 mm (2 ft)	20 hp	The so-called Stink Express disposed waste and sewage sludge in Jodhpur, Rajasthan, India
819	1901		0-4-0	825 mm (2 ft 8+1⁄2 in)	20 hp	Burdekin, James Boyd, firewood supplier, Charters Towers, Queensland, Australia[6]
851	1902		0-4-0	600 mm (1 ft 11+5⁄8 in)	30 hp	Initially P. Dinndorf, Strasbourg, now agricultural museum in Eschach-Seifertshofen, Germany
882	Delivered 1901		0-4-4-0 Mallet	610 mm (2 ft)	100 hp	Magnet Tramway No. 2, Tasmania. Supplied by Central Mining & Tramway Appliances Proprietary Ltd 1901.[10][6]
893	1901		0-4-2	600 mm (1 ft 11+5⁄8 in)	60 hp	Merican 4, PG Merican, Kediri, Indonesia
894	1901		0-4-2	600 mm (1 ft 11+5⁄8 in)	60 hp	Merican 6, PG Merican, Kediri, Indonesia
898	1901		0-4-2	600 mm (1 ft 11+5⁄8 in)	60 hp	Rejosari 1 PG Rejosari, Madiun, Indonesia
930	1902		0-4-4-0 Mallet	600 mm (1 ft 11+5⁄8 in)	80 hp	No 5 Hamra, Östra Södermanlands Järnväg, Sweden
	ca 1902		0-4-4-0 Mallet	600 mm (1 ft 11+5⁄8 in)		Toul No. 1, Public works company Estrade-Taher, France
	ca 1902		0-4-0	1,000 mm (3 ft 3+3⁄8 in)	125 hp	Two-cylinder compound locomotive with two coupled axles. Supplied to the Ruhr-Lippe-Kleinbahnen. Steam bell, vacuum brake (König system), central lubrication device
	ca 1902		0-4-0
	ca 1902–1912		0-4-4-0 Mallet	750 mm (2 ft 5+1⁄2 in)		Sigi railway, Tanzania
979–981	ca 1903		0-6-0	1,435 mm (4 ft 8+1⁄2 in)		Merzig-Büschfeld railway company, Merzig/Saar, service No. 1-3
1001	1905		0-6-0	750 mm (2 ft 5+1⁄2 in)	107 hp	Asturias, No. 6, narrow gauge railway Valdepeñas–Puertollano (El trenillo de La Calzá), Spain[11]
1079	1903		0-6-0	1,000 mm (3 ft 3+3⁄8 in)	80 hp	Sold to J.E. Marland for Mercier France (see also N° 1081)
1080	1903		0-6-0	1,000 mm (3 ft 3+3⁄8 in)	80 hp	Sold to Jallut via the Orenstein & Koppel office in Brussels[12]
1081	1903		0-6-0	1,000 mm (3 ft 3+3⁄8 in)	80 hp	Sold to J.E. Marland for Mercier France (see also N° 1079)
1089	1903		0-4-4-0 Mallet	1,000 mm (3 ft 3+3⁄8 in)	150 hp	Lenz Type ii, built by Orenstein & Koppel, No 11–16
1134	1903		0-4-0	762 mm (2 ft 6 in)	40 hp	Port Kunda Cement Factory
1193	1903		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Topham, Jones & Railton, London, who owned also O&K N° 1511/1905 for use at Lyness, Orkney Islands
1166	1903		0-4-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Minas de Utrillas[13]
1162	1903		0-4-0	750 mm (2 ft 5+1⁄2 in)	80 hp	Initially Jacob & Bartisch construction company, Leipzig, later lignite mine Concordia, Nachterstedt, from 1930 lignite mine Gewerkschaft Humboldt, Thüste-Wallensen 8, since 1966 exhibited at the playground Seelze-Letter, since 1994 Emmerthal-Lüntorf, since 1996 narrow gauge museum Rittersgrün, Saxony, Germany
1167	1903		Bn2t	600 mm (1 ft 11+5⁄8 in)	50 hp	Turba 3, Minas de Utrillas, Spain, since 1983 at the heritage railway Paderborn, since 1985 Guldental 1, Heddesheimer Feldbahn H&G Faust
1211	1903		0-6-0	1,435 mm (4 ft 8+1⁄2 in)	250 or 300 hp	KED Berlin, T3 Han 1858, Han 6197, DRB 89 7458 with Allan straight link valve gear
1339	1904		0-4-0	600 mm (1 ft 11+5⁄8 in)	10 hp	Initially Rigeo–Eretria railway, now railway museum Athens
1358	1904		0-4-4-0 Mallet	600 mm (1 ft 11+5⁄8 in)	100 hp	Mallet locomotive with outer cylinders for the Bromberger Kreisbahnen ("von Eisenhardt")
1403	1905		0-6-0	2 ft (610 mm)	40 hp	Hacienda Tenextepango, Morelos, Mexico, 24-inch 0-6-0's O&K works Nos. 1403/1905 and 1404/1905 (delivered via Arthur Koppel) and 2128/1906 (via Hermann Sommer). The mill was dynamited in 1913 during the Mexican revolution
1404	1905		0-6-0	2 ft (610 mm)	40 hp	Hacienda Tenextepango, Morelos, Mexico, 24-inch 0-6-0's O&K works Nos. 1403/1905 and 1404/1905 (delivered via Arthur Koppel) and 2128/1906 (via Hermann Sommer). The mill was dynamited in 1913 during the Mexican revolution
1411	1904		0-4-0	22 inch (560 mm)	20 hp	Northern Colliery Company, Waro Limestone Scenic Reserve, New Zealand. Sold on to New Zealand Cement Co. on Limestone Island in the 1910s and from there to Wilson's Portland Cement Co. in Portland in 1918, where it was operated as Bertha, now the Museum of Transport and Technology in Auckland.[14]
	1904–1912		0-8-0	785 mm (2 ft 6+29⁄32 in)	200 hp	No 11–20, (since 1910 Kattowitz 113–122), No 23 and 24, Kattowitz 125–126) and Kattowitz 127–130, seven were renumbered to 99 401–406 and 407–408.
1450	1905		0-4-4-0		120 hp	Atlamaxac, built for Mr. Sebastian de Mier's ranch in Atlamaxac, Puebla, Mexico.
1459	1905		0-4-0	1,067 mm (3 ft 6 in)	125 hp	Domburg of the Utrecht builder J. van Noordenne, who sold it in 1908 to the builder Arntz in Millingen. Unusual track gauge of 1,067 mm (3 ft 6 in) instead of 900 mm.
1466–1470 and 1540	1905		0-4-4-0 Mallet	1,000 mm (3 ft 3+3⁄8 in)	200 hp	Lenz & Co for Imperial Colonial Railways in Togo, service weight 31 tons with the simple looking Orenstein patent valve operating system, which like the Hackworth and Klug types was based on Joy's radial valve gear.
1473	1905		0-4-4-0 Mallet	762 mm (2 ft 6 in)	60 hp	Initially sugar mill Pakis Baru, now Statfold Barn Railway
1475	1905		0-4-0	785 mm (2 ft 6+29⁄32 in)	200 hp	Königliche Eisenbahndirektion Breslau for KWI Kat 16, later Prussian T 37 Nr. 118, used in May 1916 on the Poix-Terron–Châtillon railway
1480	1905		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Sydney (Alte Normalien, old standard) was used by Orson Wright & Co between 1907 and 1911 in the construction of the Ambergate Reservoir. The locomotive passed to H. Arnold & Son on 10 May 1912.[15]
1498	1904		0-6-0	1,000 mm (3 ft 3+3⁄8 in)	50 hp	Rajahgopal, Cochin State Forest Tramway
	c. 1903–1905		0-4-4-0 Mallet	610 mm (2 ft)		Magnet Tramway No. 3, Tasmania. Supplied by Central Mining & Tramway Appliances Proprietary Ltd between 1903 and 1905. Front (low pressure) cylinders 12 inches × 12 inches; rear (high pressure) cylinders 8 inches × 12 inches; wheel diameter 2 feet 1 inch; rigid wheelbase 4 feet 3 inches; total wheelbase 10 feet; boiler pressure 170 lb per square inch; weight in service 18 tons.[16]
1567	1905		2-4-0	891 mm (2 ft 11+3⁄32 in) (Swedish 3 ft gauge)		Borgholm, initially Borgholm-Böda Järnväg (BBJ) No 1, later Ölands Järnvägar Nr. 7[17]
1568	1905		2-4-0	891 mm (2 ft 11+3⁄32 in) (Swedish 3 ft gauge)		Initially Borgholm-Böda Järnväg (BBJ) No 2, later Ölands Järnvägar No 8[17]
1602	1905		0-4-0	600 mm (1 ft 11+5⁄8 in)	30 hp	Grytgöl, No. 4, Ljusfallshammar, Sweden[18]
1611	1906		0-4-0	891 mm (2 ft 11+3⁄32 in) (Swedish 3 ft gauge)		Göta sulfitfabrik (Västergötland)[19]
1627	1905		0-4-0	600 mm (1 ft 11+5⁄8 in)	40 hp	Bertha, No. 12, Chemin de fer des Chanteraines
1651	1905		0-4-0	750 mm (2 ft 5+1⁄2 in)	20 hp	Hanko & Co, Argentina, later Dodero, Argentina, now Thomaz Laranjeira Square at Porto Murtinho, Brazil.
1694	1920		0-4-0	610 mm (2 ft)	125 hp	Gas Light and Coke Co (G. L. C. C.), Kensal Green
1696	1906		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Forest railway locomotive on the grass verge of Avenida Mitre between Avenida López Torres and Calle 25 de Mayo in Posadas, Argentina. The cow-catcher is probably based on the imagination of the erectors. The driver's cab also seems to be a simplified replica.
1767	1905		0-6-0	610 mm (2 ft)	150 hp	Matheran Hill Railway
1775	1906		0-4-2	610 mm (2 ft)	50 hp	No. 1 South-Western Railway Company, Knysna, South Africa[20]
1779	1906		0-4-2	600 mm (1 ft 11+5⁄8 in)	40 hp	Stock, Cairo, later South-Western Railway, Knysna, South Africa
1786	1905		0-4-4-0 Mallet	600 mm (1 ft 11+5⁄8 in)	80 hp	Pesantren 150, PG Pesantren Baru, Kediri, Indonesia
1787	1905		0-4-4-0 Mallet	600 mm (1 ft 11+5⁄8 in)	80 hp	Pesantren 151, PG Pesantren Baru, Kediri, Indonesia
1788	1905		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Pacific Phosphate & Co, Sydney, used on the phosphate railway Nauru
1847	1906		4-4-0	891 mm (2 ft 11+3⁄32 in) (Swedish 3 ft gauge)	150 hp	Der Kaiser, initially Borgholm–Böda Järnväg BBJ No 3, later Ölands Järnväg ÖJ No 9, since 1947 SJ w3p 3059, scrapped in 1953[21][22]
1870–1875, 2069–2070, 2356–2361, 2731–2734, 3182–3184, 4198–4199	1906–1910		0–8–0 1'Dnv2t (No. 1-6) 1'Dn2t (others)	1,067 mm (3 ft 6 in)	300 hp	Lüderitz Bay Railway and South African Railways
1878	1906		0-6-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Built for Caminho de Ferro Mossamedes, Angola
1935	1906		0-6-0T	710 mm	140 hp or 160 hp	Ordered and possibly designed by Freudenstein for the Ricken Tunnel construction in Switzerland. Freudenstein had ceased building locomotives in 1905. According to O&K records, it was 140 HP (not 160 as in the catalogue), and it carried the name Wattwil
2029	1906		0-4-0T	600 mm (1 ft 11+5⁄8 in)	20 hp	LVD1, Parada Sud Quarry near Pueblo Centenario.[23] Hanko & Co, Argentina, preserved by Círculo de Estudios Ferroviarios del Uruguay (CEFU) at the Railway Museum in Montevideo Central Station, Uruguay, ex Lucas José Obes
2053	1906		0-4-0	600 mm (1 ft 11+5⁄8 in)	40 hp	Frankfurter Feldbahnmuseum No. 4
2076	1906		0-4-0	600 mm (1 ft 11+5⁄8 in)	40 hp	Used by ASEA for the construction of the Lidingöbanan
2098	1906		0-4-4-0 Mallet	600 mm (1 ft 11+5⁄8 in)	30 hp	Wonolangan 7, PG Wonolangan, Probolinggo, Indonesia
2128	1906		0-6-0	2 ft (610 mm)	40 hp	Hacienda Tenextepango, Morelos, Mexico, 24-inch 0-6-0's O&K works Nos. 1403/1905 and 1403/1905 (delivered via Arthur Koppel) and 2128/1906 (via Hermann Sommer). The mill was dynamited in 1913 during the Mexican revolution
2220	1907		0-4-2	1,067 mm (3 ft 6 in)	30 hp	Khartum–Wadi Halfa railway
2240	1907		0-6-0	610 mm (2 ft)	100 hp	No. 2 South-Western Railway Company, Knysna, South Africa[20]
2271	1907		0-4-0	610 mm (2 ft)	30 hp	Initially Public Works Department of Victoria, land reclamation work at the Coode Canal, Port Melbourne, later Western Australian Public Works Department, Point Samson–Roebourne[6]
2303	1907		0-4-0	610 mm (2 ft)	30 hp	Harvey, Western Australia (see also No 2271/1997)
2342	1907		0-6-0	610 mm (2 ft)	150 hp	739 Matheran, Matheran Hill Railway, now National Rail Museum of India, New Delhi.
2343	1907		0-6-0	610 mm (2 ft)	150 hp	740 Matheran, Matheran Hill Railway, now Leighton Buzzard Light Railway
2378	1907		0-4-0	600 mm (1 ft 11+5⁄8 in)	30 hp	Utrillas, Lancashire Mining Museum (West Lancashire Light Railway until 2021)
2424	1907		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Similar to 2461/1907. Whim Creek Copper Mine near City of Karratha, Western Australia.[6]
	1907		0-8-0			Naters, Switzerland
2346	1907		0-6-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Hacienda San Nicolás del Monte Chaparro, Michoacán, Mexico
2413–2416	1907		0-8-0			Loetschberg No.42, Switzerland
2448	1908		0-4-0	750 mm (2 ft 5+1⁄2 in)	40 hp	Delivered to Lötschbergbahn as a construction locomotive, later probably Simplon No. 4, used at Brig during the construction of the Simplon Tunnel
2475	1907		0-4-0	600 mm (1 ft 11+5⁄8 in)	30 hp	Fia, No. 1, Aspa Bruk (Ägare Munksjö AB), Sweden[24]
2510	1907		0-4-0T	600 mm (1 ft 11+5⁄8 in)	40 hp	Coal fired, delivered to J.L.Hulett & Sons Ltd, Cairo, Luipaardsvlei Estate & Gold Mines, South Africa No 4 610 mm, preserved at Sandstone Heritage Trust, Hoekfontein, Free State, South Africa ex Halfway House ex Krugersdorp Safari Park
2525	1908		0-4-0	891 mm (2 ft 11+3⁄32 in) (Swedish 3 ft gauge)	140 hp	Skånska Järnvägar
2528–2530 or 9738–9739			0-4-0	900 mm (2 ft 11+7⁄16 in)	140 hp	N° 17 of the Kindl company during the Elbe regulation 1926–1930, section Kovanice–Poděbrady in the Czech Republic
2531	1907		0-8-0	600 mm (1 ft 11+5⁄8 in)	300 hp	Brigadelok, HFB N° 225
2535	1907		0-6-0	1,435 mm (4 ft 8+1⁄2 in)	300 hp	Versuchsabteilung der Verkehrstruppen (Research Department of the Railway Troops) Berlin, Klien-Lindner axles, HFB N° 229
2595	1907		0-6-0	1,435 mm (4 ft 8+1⁄2 in)	300 hp	Ferrovia Valle Brembana
2604	1907		0-6-0	1,000 mm (3 ft 3+3⁄8 in)	150 hp	Cochin State Forest Tramway
2609	1907		0-4-4-0 Mallet	610 mm (2 ft)	110 hp	Orenstein & Koppel Ltd, London-Berlin, General-Agents, The ‚Central' Mining & Tramway Appliances Proprietary Ltd 40, Hunter Street, Sydney[25] Magnet Tramway, now Bennett Brook Railway
2621	1908		0-6-0	600 mm (1 ft 11+5⁄8 in)	20 hp	British Phosphate Commissioners, Australia, probably for Ocean Island Railway, Replacement boiler N° 10664
2641	1907		0-4-0	750 mm (2 ft 5+1⁄2 in)		Union Bergb. Wien (1907–), Rheinregulierungsbahn Steffi (1937–), now Technisches Museum, TMW-Depot Marchegg
2649	1908		0-4-0	600 mm (1 ft 11+5⁄8 in)	40 hp	Tacot des Lacs
2667	1907		0-4-2	700 mm (2 ft 3+9⁄16 in)	40 hp	Djatirota sugar mill, Surabaya, Java, Indonesia
	ca 1908		0-4-0	600 mm (1 ft 11+5⁄8 in)		Taube (pigeon), the US army confiscated the German locomotive in World War I near Cierges in France
	ca 1908		0-4-0	600 mm (1 ft 11+5⁄8 in)		Unsere Kleine (our small one), German locomotive in World War I, presumably on the western front
2672	1908		0-6-0	1,000 mm (3 ft 3+3⁄8 in)	125 hp	Coal fired, Bachstein-Koppel Consortium for Ferrocarril Santa Catarina, Brazil, for Blumenau-Harmonia (now Blumenau-Ibirama), preserved at Blumenau, Brazil[26]
2677	1907		0-8-0	750 mm (2 ft 5+1⁄2 in)	200 hp	Loetschberg N° 32, compressed air locomotive
2681	1907		0-4-0	1,000 mm (3 ft 3+3⁄8 in)	20 hp	Bauru, São Paulo, Brazil
2697	1908		0-4-0	600 mm (1 ft 11+5⁄8 in)	40 hp	Moortje, Efteling Stoomtrein Maatschappij, near Kaatsheuvel between Waalwijk and Tilburg, Netherlands
2701	1908		2-8-0	1,000 mm (3 ft 3+3⁄8 in)	300 hp	Usambara Railway, EbN° 11
2728	1908		0-4-4-0 Mallet	600 mm (1 ft 11+5⁄8 in)	60 hp	Rejo Agung 23 PonenII, PG Rejo Agung, Madiun, Indonesia (See also: N° 4494/1910)
2738	1908		0-6-0	1,435 mm (4 ft 8+1⁄2 in)	350 hp	Valsugana, Italy, Ferrovie Valsugana N° 4, since 1912 FS 87 161
2748	1908		0-4-0	610 mm (2 ft)		Dunkley Brothers, North East Dundas Tramway
2762	1907		0-8-0	600 mm (1 ft 11+5⁄8 in)	35 hp	PG Tulungagung 1, Mojopanggung, Java, Indonesia
2797	1908		0-4-4-0 Mallet	600 mm (1 ft 11+5⁄8 in)	80 hp	Initially Compania Minera de Torreon, Mexico, later Cia. Minera de Penoles-Avalos, Mexico, since 1964 No. 1, Cripple Creek and Victor Narrow Gauge Railroad, Colorado, USA
2900	1908		0-4-0	1,000 mm (3 ft 3+3⁄8 in)	20 hp	Tramway locomotive, Arthur Koppel for Russia, possibly for Odessa, 7.7 t operating weight, oil fired
2903 and 2904	1908		0-4-0	600 mm (1 ft 11+5⁄8 in)	30 hp	SA & Ind Forestali, Bibbiena, Italy
2922	1908		0-8-0	750 mm (2 ft 5+1⁄2 in)	30 hp	Steam sawmill Dampfsägewerk Sokoliki GmbH, Sokoliki near Tarnawini, Galizia, KLA (Klien-Lindner hollow axles)
2956	1908		0-4-0	1,435 mm (4 ft 8+1⁄2 in)	170 hp	Sugar factory Samter (now Szamotuły) in Poland, uncertain whether it is still here
2959	1908		2–4–0 initially 1’B n2t later 1’B h2t	1,435 mm (4 ft 8+1⁄2 in)	300 hp	Ruppiner Kreisbahn AG, Neuruppin, operating N° 14, DR 70 6176
2966	1908		0-4-2	600 mm (1 ft 11+5⁄8 in)	40 hp	De Maas 4, PG De Maas, Besuki, Indonesia
2967	1908		0-4-2	600 mm (1 ft 11+5⁄8 in)		Lumajang, PG Jatiroto, Indonesia
3009	1908		0-6-0	600 mm (1 ft 11+5⁄8 in)	140 hpi	KKP No 1, Kleinbahn Klockow–Pasewalk, since 1950 DR 99 4612[27][28]
3010	1908		0-6-0	600 mm (1 ft 11+5⁄8 in)	140 hpi	KKP No 2, Kleinbahn Klockow–Pasewalk, since 1950 DR 99 99 4613[27][28]
3019			0-4-2			Initially Hollandse Anneming Maatschappij, later harbour locomotive of SA Railways in Paardeneiland, Cape Town
3053	1908		0-4-0	600 mm (1 ft 11+5⁄8 in)	Dampf 50 hp	Aquilla, initially Wuytack de Gand, Belgium, later S. A. de Beton Belges, then Rail Rebecq Rognon.[29] Currently in operation at Pairi Daiza
3069	1908		0-6-0	1,435 mm (4 ft 8+1⁄2 in)	300 hp	Tender locomotive Ed 3/3 used at Brown, Boveri & Cie, built in 1908 by Orenstein & Koppel in Berlin, loaned to the Seetal railway line as N° 51 until 1910, then sold to Brussels in 1914.[30]
3111–3112	1909		0-6-0	1,435 mm (4 ft 8+1⁄2 in)	350 hp	Becker & Co for secondary railway Friedeberg-Flinsberg
3127	1908		0-6-0	1,000 mm (3 ft 3+3⁄8 in)	125 hp	Gerald & Lorna Dee Collection, Museums Victoria
3136	1908		0-4-0	600 mm (1 ft 11+5⁄8 in) or 610 mm (2 ft)	40 hp	Amberley Museum Railway
3161–3163	1908		0-4-0	600 mm (1 ft 11+5⁄8 in)	40 hp	Island of Angaur in German New Guinea, from 1918 Nanyo-Agency (南洋庁) in the Japanese South Seas Mandate. The following 600 mm (1 ft 11+5⁄8 in) gauge O&K locomotives were supplied to Deutsche Südseephosphat AG, Angaur: Nos 3161, 3162 & 3163 in 1908, No 4236 in 1910 and No 4783 in 1911.
3174	1908		0-6-0	600 mm (1 ft 11+5⁄8 in)	150 hp	Ortal Group K6, Tramways du Lot-et-Garonne, Tonneins, France[31]
3216	1908		0-4-0	900 mm	90 hp	J.A. Reif & Kröll of Koblenz, Germany. 1922 Hatt-Haller & Züblin in Zurich, used as No. 1 on the construction site of the Wägitalersee dam.[32] In 1931 it went to the gravel pit at Hardwald in Dietikon. 1939 privat owner Bertrams, 1972 Oswald Steam OSS, Samstagern. Until 1992 private owner J.H. Heuser in Zurich. Conversion to 1000 mm at SLM, since 28.11.2000 stored at the local model railway club in Einsiedeln. In the 2000s memorial at the gravel pit in Hardwald in Dietikon. Nameplate still with the addition Formerly Lokomotivfabrik Berlin-Drewitz (Bhf.)[33]
3247	1909		0-6-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Hacienda San Nicolás del Monte Chaparro, Michoacán, Mexico
3248	1909		0-4-0	600 mm (1 ft 11+5⁄8 in)		Railway from Embleton Quarry to Christon Bank station and to the small harbour at Craster, Northumberland, Fanny Gray (O&K 3248/1909) in front of Dunstanburgh (Jung 812/1904)
3350	1909		0-8-0	750 mm (2 ft 5+1⁄2 in)	120 hp	Shipped to Kiev, Klien-Lindner axles[34]
3377	1908		0-8-0	750 mm (2 ft 5+1⁄2 in)		Glückauf, Trusebahn, later DR 994531
1430	1908		0-8-0	785 mm (2 ft 6+29⁄32 in)	200 hp	Kattowitz II. The Urskog–Hølandsbanen from Sørumsand to Skulerud in Norway (750 mm (2 ft 5+1⁄2 in) gauge) got an offer for an O&K locomotive like the one, but never bought it.
3310	1909		0-6-0	610 mm (2 ft)	60 hp	German Annie, No. 4, Proserpine Central Mill Co Ltd, Queensland, Australia[6]
3311	1909		C'1 n2t	610 mm (2 ft)	120 hp	Kaiser, Gin Gin Central Mill Co Ltd, Wallaville, Queensland, Australia[6]
3317	1909		0-4-2	610 mm (2 ft)	40 hp	Jatiroto 23J, Lumajang, PG Jatiroto, Indonesia
3324	1909		0-4-4-0	700 mm (2 ft 3+9⁄16 in)	80 hp	Sugar mill Ketanen, Modjokerto, East Java, Dutch East Indies (now Indonesia)
3325	1909		0-4-4-0	700 mm (2 ft 3+9⁄16 in)	80 hp	Sugar mill Ketanen, Modjokerto, East Java, Dutch East Indies (now Indonesia)
3354	1909		0-6-0T+T	600 mm (1 ft 11+5⁄8 in)	40 hp	Tetyukhe-Pristan railway (near Dalnegorsk) in Olga county of Primorsky region (also known as: Tihoteho Mining Corp Ltd, Brynew, Sibiria)[34]
3358	1909		0-3-0	Monorail locomotive (Ewing System)	20 hp	Patiala State Monorail Tramways, now National Rail Museum of India, New Delhi. The locomotive's three wheels run with double wheel flanges on a steel rail laid along a road and transfer about 95% of the weight. A support wheel prevents the locomotive from tipping over.
3362	1909		0-4-0T	900 mm or 891 mm	140 hp	H. Weber, Unnam, construction of the Osterfeld-Hamm railway delivered to Datteln Skanska Cement AB Schweden, later Limhama, preserved as Cementa, N° 16 at Hesselby Jernvägar, Gotland, Sweden
3375	1909		0-4-0	900 mm	60 hp	J.A. Reif & Kröll of Koblenz, Germany. 1922 Hatt-Haller & Züblin in Zurich, used as No. 2 on the construction site of the Wägitalersee dam.
	ca 1909		0-4-4-0
3452	1910		0-4-4-0 Mallet	700 mm (2 ft 3+9⁄16 in)	80 hp	Compagnie de l'Union in Mazaugues, France
3475	1909		0-4-0T FL	500 mm (19+3⁄4 in)	30 hp	S.A. minière et industrielle Domsgrube near Jaworzno, fireless locomotive similar to 4464/1910, 4465/1910 and 5150/1911
3484	1909		0-4-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Entreprise Léon Martin, Montmedy (Meuse), who owned also O&K N° 3245/1909 with 30 hp
3488	1909		0-4-0T+T	600 mm (1 ft 11+5⁄8 in)	30 hp	Delivered to Genietroepen, Utrecht for Kamp van Zeist, Netherlands
3493	1909		2-4-0T+T	750 mm (2 ft 5+1⁄2 in)	50 hp	The Borneo Co. Ltd. in Lampang in Siam
3498	1909		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Anita No. 6, Mines at Dícido, Mioño, Spain
3507	1909		0-6-0	900 mm (2 ft 11+7⁄16 in)	140 hp	Steven Arntz, Herne, North Rhine-Westphalia
3508	1909		0-6-0	900 mm (2 ft 11+7⁄16 in)	140 hp	Steven Arntz, Herne, North Rhine-Westphalia
3509	1909		0-6-0	900 mm (2 ft 11+7⁄16 in)	140 hp	Steven Arntz, Herne, North Rhine-Westphalia
3510	1909		0-6-0	900 mm (2 ft 11+7⁄16 in)	140 hp	Steven Arntz, Herne, North Rhine-Westphalia
3524	1909		0-8-0	750 mm (2 ft 5+1⁄2 in)	125 hp	Bakhilovo branch of Count A.A. Orlov-Davydov (А.А. Орлова-Давыдова)), Russia, Klien-Lindner axles[34]
3558	1909		0-4-0	508 mm (1 ft 8 in)	30 hp	Kimberley, The Basset Mines Ltd, Illogan, England
3598	1909		0-6-0	600 mm (1 ft 11+5⁄8 in)	30 hp	Sugar factory of Earl Theobald Czernin, Dymokur in Bohemia (now Czech Republic)
3724			0-4-0			Bei Drabo in Östergötland, Sweden
3753	1909		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Pagottan 1, PG Pagottan, Madiun, Indonesia
3771	1909		0-6-0	610 mm (2 ft)	50 hp	Goodwood Tramway, Kalgoorlie and Boulder Firewood Co, Beria, Western Australia[6]
3892	1910					Replacement boiler for K. Pautzmann brick works, Gundorf near Leipzig
3789	1910		0-8-0	600 mm (1 ft 11+5⁄8 in)	100 hp	Kanigoro Nr. 5, PG Kanigoro, Madiun, Indonesia
3902	1909		0-4-4-0 Mallet	600 mm (1 ft 11+5⁄8 in)	30 hp	Frankfurter Feldbahnmuseum No 13
3904			2-4-0	762 mm (2 ft 6 in) or 914 mm (3 ft)	200 hp	From Orenstein-Arthur Koppel Company, 30 Church St., New York via Schwab & Tillmann, agent for Cuba, San Ignacio 76, Habana to Central dos Amigos,[35]
3939	1910		0-6-6-0 Mallet	1,000 mm (3 ft 3+3⁄8 in)	500 hp	55 t, NWE N° 31 of Nordhausen-Wernigeroder Eisenbahn-Gesellschaft for Brocken Railway
3940	1910		0-6-6-0 Mallet	1,000 mm (3 ft 3+3⁄8 in)	500 hp	55 t, NWE N° 32 Nordhausen-Wernigeroder Eisenbahn-Gesellschaft for Brocken Railway
3973	1910		2-6-0	1,000 mm (3 ft 3+3⁄8 in)	350 hp	Tacna–Arica railway, Direccion de Obras Publicas, Santiago N° 23, service weight 69 tons with tender
3980	1910		0-8-0	760 mm (2 ft 5+15⁄16 in)	80 hp	Initially Toth Mihaly, Budapest, later 764.211, then 6110 Rachita Museum Satului, Bucharest, since 2004 Măriuța, Mocăniță pe traseul CFF Vișeu, Romania
3952	1910		0-8-0	600 mm (1 ft 11+5⁄8 in)	100 hp	Purwodadi 8, PG Purwodadi, Ngawi, Indonesia
	ca 1910					Theo, Sugar mill Tjoekir in Jombang, Indonesia
3961	1910		0-8-0	610 mm (2 ft)	50 hp	Goodwood Timber and Tramway Co Ltd, Port Albert, Victoria, Australia[6]
3999	1910		0-6-0	1,000 mm (3 ft 3+3⁄8 in)	175 hp	Ortal Group K4, Tramways du Lot-et-Garonne, Tonneins, France[31]
4000	1910		2-6-0T	1,435 mm (4 ft 8+1⁄2 in)	350 hp	Mecklenburg T 4, Grand Duchy of Mecklenburg Friedrich-Franz Railway, Schwerin, operative number 714, DRB 91 1914
4011	1910		0-6-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Ferrocarril Austral Fueguino, El Tren del Fin del Mundo, now plinted at the jail of Ushuaia
4017	1910		0-4-0	Initially 600 mm (1 ft 11+5⁄8 in), later 1,000 mm (3 ft 3+3⁄8 in)	20 hp	FC Midland de Buenos Aires and Talleres Libertad, later Domingo Faustino Sarmiento Railway X-5, now Plaza Once, Buenos Aires, Argentina[36]
4028	1910		0-8-0	600 mm (1 ft 11+5⁄8 in)	80 hp	Makatea, Tuamotu, French Polynesia[37]
4051–4052	1910		0-8-0	600 mm (1 ft 11+5⁄8 in)	200 hp	Juan Llamedo, Acámbaro, Mexico for Ferrocarril Acámbaro and Querétaro, Klien-Lindner axles, 8 wheel tender
4058	1910		0-4-0	1,067 mm (3 ft 6 in)	50 hp	Carnarvon Tramway, Western Australia[38]
4083	1910		0-4-0	600 mm (1 ft 11+5⁄8 in)	40 hp	Münster
4099	1910		0-4-0	1,000 mm (3 ft 3+3⁄8 in)	70 hp	Acieries de France Forges de C.C.N.M. (Compagnie des forges de Châtillon-Commentry et Neuves-Maisons), Isbergues N° 7
4101	1910		0-4-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Tramway de la Savoie, 0-4-0 locomotive N° 2
4115	1910		0-8-0T	750 mm (2 ft 5+1⁄2 in)	40 hp	Lovcen, BAr/Virpazar, Montenegro, now on display at Podgorica station
4134	1910		0-4-0+t	750 mm (2 ft 5+1⁄2 in)	70 hp	Cornellá, No 14, Narrow gauge railway Palamós–Girona–Banyoles and later narrow gauge railway Valdepeñas–Puertollano[39]
4135	1910		0-4-0+t	750 mm (2 ft 5+1⁄2 in)	70 hp	Mercedes, No 15, Narrow gauge railway Palamós–Girona–Banyoles and later narrow gauge railway Valdepeñas–Puertollano[39]
4201	1910		2-6-0	2 ft (610 mm)	125 hp	Ingenio Tilapa No.1, Aldama Sugar Mill, Puebla, Mexico
4202	1910		2-6-0	2 ft (610 mm)		Ingenio Tilapa No.2, Aldama Sugar Mill, Puebla, Mexico
4244	1910		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Pagottan 2, PG Pagottan, Madiun, Indonesia
4264	1910		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Kanigoro 2, Madiun, Java, Indonesia
4300	1910		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Olean 7, PG Olean, Situbondo, Indonesia
4339	1910		Built as 0-4-0T, rebuilt to 0-4-2T	4 ft (1,219 mm)	100 hp	Ex Mexican Secretary of Navy and War N°1, sold in 1917 to the National Railways of Mexico, became NdeM N°0-A, later renumbered in 1930 as N° 601, now on the National Mexican Railway Museum, Puebla
4360	1910		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Olean 2, PG Olean, Situbondo, Indonesia
4400	1910		0-8-0	600 mm (1 ft 11+5⁄8 in)	60PS	Kebonagung 2, PG Kebonagung, Malang, Indonesia
4403	1911		0-6-0	1,435 mm (4 ft 8+1⁄2 in)		Preußische Staatsbahn, Gattung T3, N° 89 6143
4445	1910		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Purwodadi 10, PG Purwodadi, Ngawi, Indonesia
	1910		0-6-0	1,000 mm (3 ft 3+3⁄8 in)		Nr. 59. Initially Ferrocarriles del Estado and a construction company of Santiago del Estero, later Tranway Rural Reconquista[40]
	1910		0-4-0		40 hp	Initially Isnardi Alves & Cia, since 1913 Cia. Matte Laranjeira at Estrada de Ferro Guairá a Porto Mendes, since 1944 N° 4 of Serviço de Navegação da Bacia do Prata (SNBP), operational until 1959 or 1916, now exhibited at Guaíra, Paraná, Brazil
	ca 1910		2-6-0	1,435 mm (4 ft 8+1⁄2 in)
4614–4621	1911		2-8-0	1,067 mm (3 ft 6 in)		Lüderitz Bay Railway and South African Railways
4623	1911		0-6-0	Initially 750 mm (2 ft 5+1⁄2 in), later 914 mm (3 ft)	60 hp	First locomotive of the FCCSA, preserved at Estación Wánchaq, Cuzco, Peru
4631	1911		Bn2t	762 mm (2 ft 6 in)		Grafton Copper Mining Co in Cangai near Grafton in New South Wales, Australia
4359	1910		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Purwodadi 16, PG Purwodadi, Ngawi, Indonesia
4494	1910		0-4-4-0 Mallet	600 mm (1 ft 11+5⁄8 in)	60 hp	Rejoagung No. 23 PonenII[41][42] (see also No 2728/1908)
4676	1911		0-4-0	1,067 mm (3 ft 6 in)	30 hp	Mizuma Town, Kurume, Fukuoka, Japan
4698–4700	1911		0-4-0	762 mm (2 ft 6 in)	15 hp	Japan[43]
4708	1911		0-4-0	1,435 mm (4 ft 8+1⁄2 in)		Fireless locomotive. Imperial Paper Mills Ltd, Gravesend, England
4720	1911		0-4-0	750 mm (2 ft 5+1⁄2 in)	30 hp	Initially Usines Carrières de Vaujours et Livry-Gargan, later Roche-sur-Foron, Haute Savoie, now Stefanie, Chemin de fer touristique d'Abreschviller, France
4760	1911		0-4-0	600 mm (1 ft 11+5⁄8 in)	40 hp	L.M.Canzat Ing. J.Place de Vieilles Halles, Argentan (Orne)
4768	1912		0-8-0	1,435 mm (4 ft 8+1⁄2 in)	500 hp	Société Ané d'Eronville à Crusnes, France, Gölsdorf axles, secondary railway Bossel-Blankenstein N° 3, since 1926 Marburger Kreisbahn N° 5, since 1933 Grube Anna, Alsdorf
4819	1912		0-4-0	762 mm (2 ft 6 in)	140 hp	Delivered to Francisco Brunet Manati. The lettering "Orenstein & Arthur Koppel, Comp. Berlin-Nueva York, Agentes Generales para la usla de Puerto-Rico, Koerber & Co, San Juan" is unusual. O&K delivered only 19 locomotives to Puerto Rico, and the name Koerber does not appear in the delivery lists. Orenstein & Koppel – Arthur Koppel was otherwise used.
4843	1911		0-4-0	762 mm (2 ft 6 in)	60 hp	Port Kunda Cement Factory, now preserved at Estonian Railway Museum, Lavassaare, Estonia
4852	1911		0-4-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Initially Wuytack de Grand, Brussels, later No. 6 SA de Beton Belges, since 1977 Pistache Rail Rebecq Rognon
4863	1911		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Gempolkerep 15, Mojokerto, Indonesia
4868	1911		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Asembagus 16 Slamet, Asembagus, Situbondo, Indonesia
4788	1911		0-4-0	762 mm (2 ft 6 in)	10 hp	Delivered to Otto Reimers & Co, for Tokyo, used from December 1913 to June 1916 on the Anbara railway from Shimizu to Ihara Kanaya, a distance of about 5.5 kilometres (3.4 mi)[44]
4789–4790	1911		0-4-0	762 mm (2 ft 6 in)	10 hp	Delivered to Otto Reimers & Co, for Tokyo, used from December 1913 to June 1916 on the Anbara railway from Shimizu to Ihara Kanaya, a distance of about 5.5 kilometres (3.4 mi)[44]
4870	1911		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Wringinanom 6, PG Wringinanom, Situbondo, Indonesia
4880	1911		0-8-0	610 mm (2 ft)		South-Western Railway Company, Knysna, South Africa[20]
4930	1911		0-4-0	600 mm (1 ft 11+5⁄8 in)	30 hp	Initially Wegerif, Amsterdam, later brick works Ijsseloord, Arnhem, Netherlands, since 1968 Aagje, Efteling Stoomtrein Maatschappij, near Kaatsheuvel between Waalwijk and Tilburg, Netherlands
4952-4957	1912		0-8-0	7500 mm	200 hp	Ак class 1-6, Beloretsk railway (Uralbahn), Klien-Lindner axles[34]
4987	1920		0-6-0	1,000 mm (3 ft 3+3⁄8 in)	60 hp	Diss & Co, Puerto de Adra, Spain
4990	1911		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Wonolangan 2, PG Wonolangan, Probolinggo, Indonesia
4991	1911		0-4-4-0 Mallet	600 mm (1 ft 11+5⁄8 in)	80 hp	Asembagus 8, Asembagus, Situbondo, Indonesia
5020	1911		0-8-0	600 mm (1 ft 11+5⁄8 in)		Tx2-355, Narrow Gauge Railway Museum in Wenecja, Poland,[45] now Plac Strzelecki, Wrocław
5041–5045	1911		0-6-0	762 mm (2 ft 6 in)	50 hp	Otto Reimers & Co for Japan, Yamaguchi Line, N° 5044 (N° 2) is preserved at Kubiki Station in Jōetsu, Niigata, Japan
5044	1911		0-6-0	762 mm (2 ft 6 in)	50 hp	Otto Reimers & Co for Japan, Daimuru pvd Seibu Railway, Yamaguchi line. In 1911, Daimaru-gumi imported five locomotives (Nos. 5041–5045) for construction work around the JNR Ohi Works and Shinagawa Statio. After that, No. 5044 was sold to Nagareyama Railway, where it was exchanged with Kubiki Railway No. 4. It was used as No. 2 on the Kubiki Railway, but after the closure of the Kubiki Railway, it was loaned to the Seibu Railway's Yamaguchi Line, and is currently preserved at Kubikino Rail Park, located on the site of the Kubiki Railway's Hyakkenchou depot.
5081	1911		0-6-2	508 mm (1 ft 8 in)	50 hp	The Sons of Gwalia Ltd, Leonora, Western Australia, Koppel[6]
5102	1912		0-4-0	914 mm (3 ft)	140 hp	Poldark Mine bei Wendron, Cornwall
5152	1911		0-8-0	600 mm (1 ft 11+5⁄8 in)	80 hp	Kanigoro 4, PG Kanigoro, Madiun, Indonesia
5168	1911		0-6-0T+T	762 mm (2 ft 6 in)	110 hp	Central Alianza Arcibo & Camry N° 2, Puerto Rico
5175	1912		0-8-0	700 mm (2 ft 3+9⁄16 in)		Ingenio Ledesma, Argentina
5179	1912		0-4-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Katharina, Moor- und Fehnmuseum Elisabethfehn in Barßel, Germany
	ca 1912		0-4-0	750 mm (2 ft 5+1⁄2 in)	50 hp
5185	1913		0-6-0T+T	750 mm (2 ft 5+1⁄2 in)	40 hp	, PKP C6-614 (Narrow gauge railway Biała Podlaska – Konstantynów, Poland), since 1942 DRB 99 2532 with additional tender
5199	1911		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Rendeng 02, PG Rendeng, Kudus, Indonesia
5200	1911		0-4-0 FL	600 mm (1 ft 11+5⁄8 in)	60 hp	Fireless locomotive of the municipal drinking water supply pipeline of Rotterdam,[46]
5201–5212	1912		2-6-0	1,000 mm (3 ft 3+3⁄8 in)	350 hp	Chilean Longitudinal Railway N° 21–32
5217	1912		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Gempolkerep 14, Mojokerto, Indonesia
5297	1912		0-4-0	1,067 mm (3 ft 6 in)	40 hp	Miyazaki Kotsu Railway SL No 1 (1913–1962), now JR Lyushu Nichinan Line
5301–5305	1912				20 hp	Delivered to Argentina. The main dimensions changed in 1912 from 145 mm × 260 mm cylinders and 900 mm axle distance (Alte Normalien, old standard) to 150 mm × 275 mm cylinders and 1200 mm axle distance (Neue Normalien, new standard)
5335	1912		0-6-0	750 mm (2 ft 5+1⁄2 in)	80 hp	Sri Maharacha Timber Company SRJ, Si Racha, SRJ 6, now Surasak Montri Public Park, Si Racha Thailand
5414	1912		0-6-0	1,435 mm (4 ft 8+1⁄2 in)	350 hp	Municipal Construction Office, Duisburg, since 1924 Marburger Kreisbahn N°4, since 1954 AG Aufbau, Allendorf
5438	1912		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Merapi 15, Asembagus, Situbondo, Indonesia
5440	1912		0-4-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Olean 4, PG Olean, Situbondo, Indonesia
5441	1912		0-4-0	610 mm (2 ft)	15 hp	Otto Reimers, Teikokou Sharyo (914mm), Japan
5343	1912		D n2	2 ft (610 mm)	100 hp	N° 4 ‘ASPILLAGA’, 100 hp, ordered for Hacienda Cayalti in Cayalti District, Región de Lambayeque, Peru
5449	1912		0-8-0	600 mm (1 ft 11+5⁄8 in)	80 hp	Ferrocarril Económico Correntino, Argentina. Preserved at Paraná Station, Argentina
5455	1912		0-4-0	1,000 mm (3 ft 3+3⁄8 in)	250 hp	Funilense E.B., São Paulo, 4 axle tender, Estrada de Ferro Funilense, N° 8, service weight 26 plus 17 tons
5605	1912		0-4-0	600 mm (1 ft 11+5⁄8 in)	40 hp	N° 2, Kapsa & Müller, Prague
	ca 1912		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	2-2 coupled tender locomotive, 5.4 tonnes (5.3 long tons; 6.0 short tons) used at the Battles of the Isonzo, 25 May 1918
	ca 1912		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Constructor's locomotive of E. Blok, Rotterdam
5658	1912		0-4-0	600 mm (1 ft 11+5⁄8 in)		Stockholms Elektricitetsverk, Untraverket 1, 1916 decommissioned, since 1917 Vattenfall CF 10, decommissioned 1952.[47]
5662	1912		0-4-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Initially Argentina, now Apedale Valley Light Railway. After leaving Statfold Barn Railway for a private site in Whaley Bridge in 2013, it came to Apedale in May 2022 after a full restoration to steam. The original livery from Argentina has been retained by the owners, and it is paired with a tender from its time in Argentina. It will be based at Apedale for the foreseeable future and will operate occasionally on passenger trains throughout the year.
5668	1913		0-4-0	600 mm (1 ft 11+5⁄8 in) or 610 mm (2 ft)	30 hp	Initially Penrhyn Quarry Railway. 1963 sold to Bressingham Steam and Gardens'. Since 1995 at Bredgar and Wormshill Light Railway.[48]
5672	1912		0-6-0	600 mm (1 ft 11+5⁄8 in)		Petter, No 1, Lindfors-Bosjöns Järnväg[49][50]
5745	1912		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Initially Ferrocarriles en el cono sur FCS (Argentina), now Chapel Hydraulique GmbH, Kimmerle-Ring, Günzburg, Germany
5754	1913		2-6-0	1,000 mm (3 ft 3+3⁄8 in)	200 hp	E 94, Vale de Vouga, Comboios de Portugal, Portugal
5755	1912		2-6-0	1,000 mm (3 ft 3+3⁄8 in)	200 hp	E 96, Decauville-Locomotive No. 5755/1913, Vale de Vouga, Comboios de Portugal, Portugal, now Musée des tramways à vapeur et des chemins de fer secondaires français in Butry-sur-Oise in département Val-d'Oise, 30 kilometres (19 mi) north of Paris
5756	1913		2-6-0	1,000 mm (3 ft 3+3⁄8 in)	200 hp	Companhia Real dos Caminhos de Ferro Portuguese E 91, Vale de Vouga, Comboios de Portugal, Portugal
5757	1913		2-6-0	1,000 mm (3 ft 3+3⁄8 in)	200 hp	Companhia Real dos Caminhos de Ferro Portuguese E 97, Vale de Vouga, Comboios de Portugal, Portugal
5805	1912		0-6-0	762 mm (2 ft 6 in)	90 hp	No 201 of Japanese government railways, later LCK 31 of the Taiwaneses government railway, now plinthed in Hualien, Taiwan
5826–5828	1913		0-6-0	762 mm (2 ft 6 in)	50 hp	Japanese Railways, Replica exhibited at Uwajima Station (see also 9846/1922, 10838/1924 and 10886/1924)
5744	1912		0-4-0	600 mm (1 ft 11+5⁄8 in)		Initially Obras de Irrigacion del Territoria del Rio Negro, later Moño Azul, near Vista Alegre Sur and Centenario, Neuquén, Argentina, now Rebecca, Devon Railway Centre, Bickleigh, Devon, England[51]
5829	1913		0-4-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Train de Rillé
5834	1913		0-4-0	610 mm (2 ft)	20 hp	No 11, P C Allen, weight: 5.57 tonnes. Was in service at a Solvay Alkali Plant in Torrelavega, Spain. Named after the chairman of ICI from 1968 to 1971, who was a light railway enthusiast and instigated the rescue of this locomotive. Now Leighton Buzzard Light Railway.
5856	1912		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Olean 1, PG Olean, Situbondo, Indonesia
5857	1912		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Sumberharjo 2, PG Sumberharjo, Pemalang, Indonesia
5859	1912		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Pesantren 9, PG Pesantren Baru, Kediri, Indonesia
5885	1912		0-4-0	1,067 mm (3 ft 6 in)	40 hp	Johoku Kotsu Park, Itabashi, Tokio, Japan
5896 and 5897	1912		0-8-0	600 mm (1 ft 11+5⁄8 in)		Nybergs Gruv AB 1 and Nybergs Gruv AB 2, Nyberget Morgårdshammar (Nybergets Järnväg NJ, Nybergs Gruv – Avesta Jernverks AB), Sweden[52]
5896 and 5897	1912		0-8-0	600 mm (1 ft 11+5⁄8 in)		Nybergs Gruv AB 1 and Nybergs Gruv AB 2, Nyberget Morgårdshammar (Nybergets Järnväg NJ, Nybergs Gruv – Avesta Jernverks AB), Sweden[52]
5898	1912		0-8-0	600 mm (1 ft 11+5⁄8 in)	80 hp	Makatea, Tuamotu, French Polynesia[37]
5911	1913		0-6-0	1,435 mm (4 ft 8+1⁄2 in)	650 hp	This was 5000th locomotive built by O&K in 1913 and delivered to the Royal Prussian State Railway Administration as G8 Bromberg 4823, according to a comme­mora­ti­ve publication for the 5000th locomotive, later PKP Tp3-75 and DRB 55 1669.
5933	1913					Putte was used from 1914 to 1934 between Båven and the Likstammen lake (Båven–Likstammen Järnväg, Axalabanan), Sweden
5978	1913		0-4-0	700 mm (2 ft 3+9⁄16 in) – 750 mm (2 ft 5+1⁄2 in)		Speer, Hammel & Matten, Essen
5990	1912		originally 0-4-0T, later 0-4-2T	600 mm (1 ft 11+5⁄8 in)	60 hp	Sold in 1912 to Decauville São Paulo (as an agent or reseller), later Craig & Martin Brasil, later Estrada de Ferro Perus – Pirapora – EFPP No. 8 (chemin de fer de Cimento Portland Perus – Cajamar), later converted to 0–6–2, now LP Assessoria Industrial e Restaurações Ltda. – Votorantim, SP[53][54]
6008	1912		0-4-4-0 Mallet	600 mm (1 ft 11+5⁄8 in)	60 hp	Candi 6, Sidoarjo, Indonesia
			0-4-0	600 mm (1 ft 11+5⁄8 in)		The US army confiscated the German locomotive in World War I near Abainville in France and applied the lettering U.S.A. X6023 (but this was not O&K 6023, which was a 0-8-0+T, for sugar mill Tjoekir, Java)
6021			0-6-0	750 mm (2 ft 5+1⁄2 in)		Delivered to Cia Azucarera del Toa in Porto Rico. The locomotive of 110 hp could haul a train of 75 sugar cane cars of 1.5 ton capacity each at Central Constancia, Toa Baja, Puerto Rico, a plantation of Compania Azucarera del Toa, San Juan
6024			0-4-4-0 Mallet	610 mm (2 ft)		Cia. Minera Penoles-Avalos, Mexico
6163-65	1912		0-8-0	7500 mm	200 hp	Ак class 7-9, Beloretsk railway (Uralbahn), Klien-Lindner axles[34]
6254–6255	1913		0-10-0	1,435 mm (4 ft 8+1⁄2 in)		Heavy ten-wheel wet steam locomotive with a Stroomann water tube boiler developed by O&K for the Waltrop (Westphalia) mining inspectorate with the road numbers 20 and 21. Both locomotives received normal superheated steam boilers in 1921. They were subsequently used as no. 22 and 28 in the Gladbeck (Westphalia) harbour area.[55]
6273	1913		0-4-0	700 mm (2 ft 3+9⁄16 in)	90 hp	Lignite mine and briquette Roddergrube, Brühl
6320	1913		0-6-0	760 mm (2 ft 5+15⁄16 in)	30 hp	Elza, former Zrenjanin Sugar locomotive, at Mokra Gora
6039	1912		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Purwodadi 11, PG Purwodadi, Ngawi, Indonesia
6126	1913		0-4-0			Hällefors Bruk, No. 6
6378			2-8-0	1,435 mm (4 ft 8+1⁄2 in)		Ruppiner Eisenbahn, RE 25
6385-6387	1913		0-8-0	7500 mm	200 hp	Ак class 10-12, Beloretsk railway (Uralbahn), Klien-Lindner axles[34]
6389	1913		0-8-0	600 mm (1 ft 11+5⁄8 in)	80 hp	Tasik Madu III, Solo, Java, Indonesia
6395	1914		0-4-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Military railway in Mainz, Germany (Verkehrsoffizier vom Platz Mainz), later Beton & Monierbau
			0-4-0	600 mm (1 ft 11+5⁄8 in)		The US army confiscated the German locomotive in World War I near Abainville in France and applied the lettering U.S.A. X6030 (but this was not O&K 6030, which was a 0–6–0, for Vaterländische Forstindustrie AG, Hungary)
6476	1936		2-8-0	1,435 mm (4 ft 8+1⁄2 in)		Ruppiner Eisenbahn, RE 26
6519	1913		0-4-0	610 mm (2 ft)	10 hp	Sold via Decauville to the South Australian Irrigation and Reclamation Department in Pompoota on the Murray River[6]
6520	1913		0-4-0	610 mm (2 ft)	10 hp	Sold via Decauville to the South Australian Irrigation and Reclamation Department in Pompoota on the Murray River.[6]
6521–6524	1914		0-6-6-0T	1,000 mm (3 ft 3+3⁄8 in)	500 hp	Constructor Simon Patino for the Machacamarca-Uncía line in Bolivia, the locos are similar to Brockenbahn N° 3939–3940 of 1910
6533	1913		0-4-0	762 mm (2 ft 6 in)	50 hp	Initially Mitsui Bussan Kaisha, Kobe, now Igasa Railway, Okayama, Japan
6534	1913		0-4-0	762 mm (2 ft 6 in)	50 hp	Initially Mitsui Bussan Kaisha, Kobe, now Classic Golf Club, Shin'ichi, Japan
6535	1913		0-4-0	762 mm (2 ft 6 in)	50 hp	Initially Mitsui Bussan Kaisha, Kobe, now Ikada Zoo, Okayama, Japan
6559	1914		0-8-0	600 mm (1 ft 11+5⁄8 in)		Société Sucrière de Pithiviers, Sermaises, second from left in the photo
6602	1913		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Spanish Morocco
6603			0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Ezeiza, Argentina
6620	1913		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Lotta 1 Östra Södermanlands Järnväg
6625	1913		0-4-0T	600 mm (1 ft 11+5⁄8 in)		Joh. Köppe, Bitterfeld, Finkenherd, Strabag, later Museum Prof. Dr. Bandtlow, Passau, preserved as Monika N° 3 at Besucherbergwerk Fortuna, Solms-Oberbiel, Germany
6641	1913		0-4-0	600 mm (1 ft 11+5⁄8 in)	30 hp	Montalban, West Lancashire Light Railway
6655	1913		0-4-2	3 ft (914 mm)	50 hp	2, ordered for FC de Pimentel, Peru
6717	1913		0-8-0	600 mm (1 ft 11+5⁄8 in)	80 hp	Sugar factory of Knight von Horsky, Klien-Lindner axles
6760	1913		0-4-0	600 mm (1 ft 11+5⁄8 in)		Initially gas and electricity works, Stockholm, since 1918 Stockholm 5 at Stockholms Stads Lantegandomsnämnd, since 1933 Smöjens Kalkbrott 4, ausgemustert 1956.[52]
6763	1914					Gypsum mines at Reisdorf in Luxemburg
6770	1914		0-4-0	600 mm (1 ft 11+5⁄8 in)	40 hp	Smedjebacken, Sweden
6780	1913		0-4-0	750 mm (2 ft 5+1⁄2 in)	50 hp	'E. V. Aegna Kommandatur N° 1' delivered to Peter the Great's Naval Fortress in Reval (Tallinn), Estonia
6789	1913		"2/3t"	600 mm (1 ft 11+5⁄8 in)	30 hp	Cia del Ferrocarril de Acambaro a Querétaro Ltd, Mexico
6805	1914		0-4-0			Millaquin Mill, Bundaberg, Queensland
6884	1914		0-4-0	750 mm (2 ft 5+1⁄2 in)	90 hp	'E. V. Aegna Kommandatur N° 2' delivered to Peter the Great's Naval Fortress in Reval (Tallinn), Estonia
6885	1914		0-4-0	750 mm (2 ft 5+1⁄2 in)	90 hp	'E. V. Aegna Kommandatur N° 3' delivered to Peter the Great's Naval Fortress in Reval (Tallinn), Estonia
6892	1920		0-6-0	1,000 mm (3 ft 3+3⁄8 in)	60 hp	Puerto de Adra, Spain
6900	1920		0-2-0 FL	600 mm (1 ft 11+5⁄8 in)	60 hp	Fireless locomotive of the yeast factory, Delft,[46][56] then Van het Hof, Pijnakker, rebuilt to 0-4-2T (B1 n2t) at Stoomtrein Katwijk Leiden, preserved at Rissens Leemspoor, Rijssens, Netherlands[57]
6906	1914		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	This loco, or one of its siblings, was used at DuPont Highway road construction at Ellendale, Delaware, 1918
6937	1914		1'0-4-0	600 mm (1 ft 11+5⁄8 in)	30 hp	Purwodadi 3, PG Purwodadi, Ngawi, Indonesia
6944	1913		0-8-0	600 mm (1 ft 11+5⁄8 in)	100 hp	Purwodadi 5, PG Purwodadi, Ngawi, Indonesia
6946	1913		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Kedawung 14, PG Kedawung, Pasuruan, Indonesia
6962	1913		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Valdés Vergara der Fleischverpackungsfabrik Bories, 4 km von Puerto Natales in Chile. Sie wurde 1915 von der Sociedad Explotadora de Tierra del Fuego gekauft. Sie wurde für die Ausstellung im Museum des Hotels The Singular Patagonia in den alten Industrieanlagen in Puerto Bories restauriert.
6976	1913		0-4-2	600 mm (1 ft 11+5⁄8 in)	30 hp	Tasik Madu XV, Solo Java, Indonesia
7020	1914		0-8-0	600 mm (1 ft 11+5⁄8 in)		Brigadelok, HFB, DHM Klien-Lindner axles, HFB-Nr. 239, here shown at the water tank wagon 'Stettin 700149' during WW1 in an album of military railway directorate MED 6 at Brest-Litowsk
7063	1915		0-6-0	760 mm (2 ft 5+15⁄16 in)		Forest railwayy Rečkov
7067			0-6-0	600 mm (1 ft 11+5⁄8 in)	30 hp	Bakrie Sumatera Plantations Railway, Bunut, Kecamatan Kota Kisaran Barat, Kabupaten Asahan, Sumatera Utara, Indonesia
7082, 7082 and 7085	1914		0-8-0	600 mm (1 ft 11+5⁄8 in)	90 hp	Ordere with Klien-Lindner axles for the Kovno fortress 600mm railway (now Kaunas. Loco N° 7083 was delivered Sochaczew in Poland
7086	1914		0-4-0	750 mm (2 ft 5+1⁄2 in)		Tove. Geliefert an Ramseyer & Brechtbühler, Rubigen, Schweiz. Verkauft 1918 an die Baufirma Wright, Thomsen & Kier. Brabrand 1956.
7148	1914		2-8-0	3 ft (914 mm)	200 hp	N° 1, ‘Pimentel’ ordered for FC de Pimentel, Peru
7150	1914		0-4-4-0 Mallet			La France bei Haudainville, beschlagnahmt bei der Firma Rondant & Demenois.
7191–7198	1914		0-6-0	750 mm (2 ft 5+1⁄2 in)	50 hp	Built at the Drewitz works for Peter the Great's Naval Fortress in Reval (Tallinn), Estonia. The Eesti V.R. locomotive T. 110 was industrially used in 1925
7191–7198	1914		0-6-0	750 mm (2 ft 5+1⁄2 in)	50 hp	Built at the Drewitz works for Peter the Great's Naval Fortress in Reval (Tallinn), Estonia. The Eesti V.R. locomotive Rt235 was still being used in 1935
7194	1914		0-6-0	750 mm (2 ft 5+1⁄2 in)	50 hp	Initially Peter the Great's Naval Fortress in Reval (Tallinn), Estonia, later military railway on Kirkkomaa Island, Kotka, since 1946 paper mill Äänenkoski, decommissioned in 1964, plinthed since 1982, Äänekoski Selluloosatehdas, Äänekoski, Finland
7206	1914		0-10-0	750 mm (2 ft 5+1⁄2 in)		Peter the Great's Naval Fortress in Reval (Tallinn), Estonia, Eesti VR K2, later at work on the Dmitrovskoye peat railway in Kalinin Oblast[34]
7208	1914		0-10-0	750 mm (2 ft 5+1⁄2 in)		Peter the Great's Naval Fortress in Reval (Tallinn), Estonia, Eesti VR K4[34]
7228	1914		0-4-0	720 mm	50 hp	Brick works O. Stölzel, Gundorf near Leipzig, Germany
7259–7260	1915		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Construction company Hermann Klammt, Königsberg, later acquired by the chemical factory of earl Pálffy, Sosnowice[citation needed]
7283	1920		0-4-0	700 mm (2 ft 3+9⁄16 in)	20 hp	G.J.A. van Shingerland, Oosterhout
7300	1915		0-6-0	600 mm (1 ft 11+5⁄8 in)		Lotta, Nr. 2, Lindfors-Bosjöns Järnväg[49][50]
7322	1916		0-6-0	600 mm (1 ft 11+5⁄8 in)		Delivered to Ostdeutsche Eisenbahngesellschaft, Königsberg N° 7, later Waldbahn Schorfheide[58]
7325	1920		0-6-0	600 mm (1 ft 11+5⁄8 in)		Ojakkala–Olkkala railway, now heritage railway in Kowjoki, Finland
7422	1914		0-4-0	600 mm (1 ft 11+5⁄8 in)	40 hp	Office of the Malzov Works[59]
7424–7432	1914		0-6-0	716 mm (2 ft 4+3⁄16 in)		Ordered for Grodno Fortress, taken over and delivered to HFB, DRK, handed over to the inspection of the transport troops in Kruschwitz
7429	1914		0-6-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Chemin de fer des Chanteraines[60]
7443	1919		0-4-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Nr. 3 Dylta, Östra Södermanlands Järnväg
7446	1916		0-4-0	760 mm (2 ft 5+15⁄16 in)	40 hp	Lotte, Phönix Stahlwerk, J. C. Bleckmann, Hönigsberg, Austria
7459	1921		0-6-0	700 mm (2 ft 3+9⁄16 in)		Erst De Danske Hedeselskab, Jllan, heute Hedelands Veteranbane, Høje-Taastrup Kommune, Dänemark
7479	1918		0-4-0	600 mm (1 ft 11+5⁄8 in)	30 hp	Lukas, initially gravel pit Kissingen near Augsburg, later Schinznach-Dorf, Baumschulbahn (orchard railway), Converted into a tram engine
7529			0-4-0	600 mm (1 ft 11+5⁄8 in)		Golden Valley Light Railway near Swanwick, Derbyshire, UK
7564	1916		0-4-0	600 mm	50 hp	Initially Königl. Militärbauamt Paderborn-Sennelager. Later k.u.k. Militärbergbau, Prijedor, kukHB IIe 910
7642	1922		0-6-0	762 mm		Initially Towada Railway & Co., Sanbongi-machi, Schi-no-hara, later Izumo, Ōigawa Tetsudō, Japan
7683	1919		0-6-0	747 mm	200 hp	Railway regiment, Madrid, Spain
7696	1919		0-4-0	643 mm		No. 5, Karolina, Delary-Strömsnäsbruks Järnväg, Sweden
7697	1920		0-4-0	600 mm (1 ft 11+5⁄8 in)		Bromberger Kreisbahn
	1920			750 mm (2 ft 5+1⁄2 in)		O&K No. 12, Bañoles, Palamós–Girona–Banyoles railway. They had six O&K locomotives, which had been built in 1910 for a contractor in Belgium. Five of these were 0-4-0 and one was 0–4–2. They were numbered 11 to 16 and were called Andrea, Bañoles, Celrá, Cornellá, Mercedes and Gerona.[61]
	ca 1920		0-4-0		ca 20 hp
7729	1914		0-6-0	785 mm (2 ft 6+29⁄32 in)	140 hp	Basaltine, initially Basalt AG, Linz am Rhein, later playground at Bad Godesberg, now Rheinisches Industriebahn-Museum, Cologne, Germany
7767	1914			600 mm (1 ft 11+5⁄8 in)		Stavsjö Järnväg, N° 3, Kolmården with a superheated boiler, transferred in 1940 to Munkedals Järnväg as their N° 5, decommissioned in 1955
7769	1918			891 mm (2 ft 11+3⁄32 in) (Swedish 3 ft gauge)		Stockholm–Roslagens Järnvägar No. 33 († 1946)
7776–7780	1915		0-4-0	760 mm (2 ft 5+15⁄16 in)	90 hp	Lenz & Co GmbH, Berlin (Lenz Com 1379)
7850			0-6-0			Narrow gauge urban railway Jabłonna-Karczew, Poland
7899	1921		0-4-0	750 mm (2 ft 5+1⁄2 in)		Zakłady Starachowickie 9, Starachowice, Polen
7875	1914		0-8-0	600 mm (1 ft 11+5⁄8 in)	70 hp	Pangka 9, PG Pangka, Slawi near Tegal, Indonesia
7878	1914		0-8-0	600 mm (1 ft 11+5⁄8 in)	70 hp	Gempolkerep 11, Mojokerto, Indonesia
	1914		D h2t	785 mm (2 ft 6+29⁄32 in)		Oberschlesische Schmalspurbahn, Prussian T 38, Kattowitz 211 to 37, DR 99 411–421, 32,25 t
	ca 1914		C'1 n2t	1,000 mm (3 ft 3+3⁄8 in)		Ferrocarril Argentino del Norte
	before 1918		0–10–0, Luttermöller	600 mm (1 ft 11+5⁄8 in)	90 hp	German military locomotive on the western front of world war I,[62]
	ca 1919		E h2	785 mm (2 ft 6+29⁄32 in)		Oberschlesische Schmalspurbahn, Prussian T 39, gear-driven rear axles, System Luttermöller
7900	1921		0-4-0	750 mm (2 ft 5+1⁄2 in)		Narrow gauge railway Rogów–Biała Rawska. It was working together with his twin 7899 in Starachowice. Now exhibited in Rogów railway museum
7908	1917		0-6-0	600 mm (1 ft 11+5⁄8 in)		Heeresfeldbahn No 508 B, 99.3-016, Baba Milka, Niš, Serbia[63]
7912	1916		0-4-0	760 mm (2 ft 5+15⁄16 in)		Birkfeld-Ratten drag line (Feistritztalbahn), where it replaced locomotive 1 'Meran' from 1942. On 1 December 1943, it collided with a GKB goods train, killing the driver[64]
7961	1917		0-8-0	891 mm (2 ft 11+3⁄32 in) (Swedish 3 ft gauge)		Bahnstrecke Nordmark–Klarälven, Sweden
7999	1914		0-8-0	600 mm (1 ft 11+5⁄8 in)		Heeresfeldbahn Brigadelok No 482, depot administration of the 1. Eb-Brigade, Rehagen-Klausdorf (am Mellensee), later Polish State Railways PKP No 4232, since 1945 No ML 631 Latvian Railways LVD, since 1994 No ML 631, Museum of Maritime Fishing, Ventspils, Lithuania
8065	1916		0-6-0	1,067 mm (3 ft 6 in)		Initially Rotterdamsche Tramweg Maatschappij No. 54, Hellevoetsluis, now Rotterdamsche Tramweg Museum RTM, Ouddorp, Netherlands
8083	1915		0-4-0	600 mm (1 ft 11+5⁄8 in)		Tramway de Pithiviers à Toury and Chemin de fer Froissy-Dompierre
8090	1916		0-8-0	600 mm (1 ft 11+5⁄8 in)	1000 hp	Rejosari 10 Salak, PG Rejosari, Madiun, Indonesia
8165	1916		0-6-0	750 mm (2 ft 5+1⁄2 in)		Initially WKD 66, later Ty3-1162, Museum Sochaczew[65]
8233	1916		0-8-0	600 mm (1 ft 11+5⁄8 in)	300 hp	Brigadelok, HFB N° 640, here shown at Thiaucourt incline
8242	1917		0-6-0	600 mm (1 ft 11+5⁄8 in)	50 hp	The chalk inscription reads Jagdstaffel N°11§. The § sign was probably applied in the style of ‘§11 porro bibitur’. The Jasta 11 was the famous Richthofen squadron. The locomotive is one of the 24 Cn2t engines that O&K delivered to the 1st EB Berlin-Schöneberg for the Rehagen-Klausdorf depot in 1917.
8271	1916		0-8-0	600 mm (1 ft 11+5⁄8 in)		Depot administration of the 1. Eb-Brigade, Rehagen-Klausdorf (am Mellensee) "853", since 1920 4CL-5 or ML 629 Latvian Railways LVD, since 1994 im agricultural museum Talsi, Latvia
8275	1917		0-8-0	600 mm (1 ft 11+5⁄8 in)		HF 857 was built by O&K as N° 8275/1917 and delivered to the depot of the 1st Railway Brigade in Berlin-Schöneberg on 13 January 1917 and dispatched to Rehagen-Klausdorf. After being used presumably in the Baltic States, it remained there and was given the PKP number 4229 in 1920. In 1942, under the administration of DR East, it was assigned to Janòw Poleski depot, which was also home to other brigade locomotives.[66]
8285	1917		0-10-0	600 mm (1 ft 11+5⁄8 in)		Initially Thalbahn Habsheim, later Tramway de Pithiviers à Toury No. 5-3, now Chemin de fer Froissy-Dompierre
8293	1916		0-6-0	700 mm	70 hp	Initially Dononbahn, later Waldeisenbahn Alberschweiler, later Lambert Freres, Cormeilles-en-Parisis, now Stoomtrein Katwijk Leiden[67]
8418	1917		0-6-0	Initially 600 mm (1 ft 11+5⁄8 in), since 1919 760 mm (2 ft 5+15⁄16 in)		Depot administration of the 1. Eb-Brigade, Rehagen-Klausdorf (am Mellensee) No 487, since 1919 Hungarian forest railway No 357.305, later plinthed, saw mill Lenti, sice 1996 plinthed at saw mill Csömödér
8457	1921		0-4-0	600 mm	20 hp	Spain, preserved at Museum Ponferrada, Spain ex Antracitas Gaiztarro[68]
8500	1918					Mariska, Goods railway station Dúbrava (now Vysoká pri Morave zastávka), Zohor–Záhorská Ves railway, Slovakia
8575	1918		0-8-0	600 mm (1 ft 11+5⁄8 in)		Nr. 1958, Depot administration of the 1. Eb-Brigade, Rehagen-Klausdorf (am Mellensee), later Tx 1958 Polish forest administration ZKL, forest railway Hajnowka, since 1987 railway museum Sochaczew, Poland
8590	1918		0-8-0	600 mm (1 ft 11+5⁄8 in)	65 hpi	Tx 1113, Płociczno, Poland
	1918		0-8-0	600 mm (1 ft 11+5⁄8 in)	65 hpi	Tx 1114, Czarna Białostocka, Poland
8594	1918		0-8-0	600 mm (1 ft 11+5⁄8 in)	70 hp	Initially T.P. Ruvenhorst & Humbert, now Association pour la préservation et l'entretien du matériel à voie étroite, Saint-Germain-d'Arcé, France
8627	1918		0-8-0	600 mm (1 ft 11+5⁄8 in)	70 hp	Initially Heeresfeldbahn Brigadelok No. 13, later Sucreries Coucy-le-Château, now Chemin de fer Froissy-Dompierre
8669	1920		0-6-0	1,435 mm (4 ft 8+1⁄2 in)		Nässjö-Oskarshamns Järnväg, Sweden, N° 26, SJ 1776, Service weight: 36,0 tonnes. Axle weight: 36,0 t. Axle load: 12,0 t. Tractive force: 6,0 t. Length over buffers: 8577 mm
8718	1918		0-10-0	600 mm (1 ft 11+5⁄8 in)		Heeresfeldbahn No 2643 with outer frame and Luttermöller rear axles
	ca 1919		0-4-0	600 mm (1 ft 11+5⁄8 in)		5,4 t, heated by wood or coal
	ca 1919		0-6-0	600 mm (1 ft 11+5⁄8 in)		10,2 t, heated by wood or coal
	ca 1919		0-4-0	900–1,000 mm (3 ft 3+3⁄8 in)		20 t
	ca 1919		0-8-0	750 mm (2 ft 5+1⁄2 in)	110 hp	21 t
	ca 1919					Egypt
	ca 1919					Chemin de fer de Zambezia, Mozambique
8800	1920		0-4-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Niederlausitzer Kohlenwerke (open cast lignite mines)
8998	1923		0-10-0T	1,000 mm (3 ft 3+3⁄8 in)	200 hp	Railway Directorate Erfurt, Railway Station Meiningen, DRB 99 183, at DR converted in 1959 to 2-6-2T
9067	1920		0-4-0	900 mm (2 ft 11+7⁄16 in)	160 hp	Gemeentewerken, Deventer
9147	1919		0-6-0			Cement factory Klagshamn, Sweden[69]
9103	1920		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Rejosari 6 Arjuna, PG Rejosari, Madiun, Indonesia
9135	1920		0-4-0	700 mm (2 ft 3+9⁄16 in)	50 hp	Overysselsche Steenfabriek, Deventer, Netherlands
9193	1920		0-6-0	1,067 mm (3 ft 6 in)		Erst Rotterdamsche Tramweg Maatschappij No. 56, Hellevoetsluis, heute Rotterdamsche Tramweg Museum RTM, Ouddorp, Netherlands
9199	1920		0-6-0			Hällefors Bruk, No. 8, Sweden
9234	1920		0-4-0	40 hp		Zylhoff & Zoon, brick factory De Vooruitgang in Terwolde, Netherlands
9244	1925		0-4-0	600 mm (1 ft 11+5⁄8 in)	40 hp	Frankfurter Feldbahnmuseum No 18
9295	1922		0-10-0	1,524 mm (5 ft)	650 hp	Nydquist & Holm, Sweden for Soviet Russia goods locomotive with T4 Locomotive factory in Trollhättan N° 5080 class E.g.
	1922		0-10-0	1,524 mm (5 ft)
9307	1920		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Gempolkerep 18, Mojokerto, Indonesia
9308	1920		0-8-0	600 mm (1 ft 11+5⁄8 in)	70 hp	Gempolkerep 2, Mojokerto, Indonesia
9309	1920		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Purwodadi 15, PG Purwodadi, Ngawi, Indonesia
9310	1920		0-8-0	600 mm (1 ft 11+5⁄8 in)	70 hp	Wonolangan 3, PG Wonolangan, Probolinggo, Indonesia
9349	1920		0-8-0	600 mm (1 ft 11+5⁄8 in)	90 hp	Tulungagung 2, Mojopanggung, Java, Indonesia
9356	1920		0-8-0	600 mm (1 ft 11+5⁄8 in)	60PS	Kebonagung 10, PG Kebonagung, Malang, Indonesia
9358	1920		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Olean 5, PG Olean, Situbondo, Indonesia
9382	1920		0-8-0	600 mm (1 ft 11+5⁄8 in)	80 hp	Prajekan 3, jetzt Asembagus 3, Asembagus, Situbondo Indonesia
9412	1920		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Asembagus 5, Asembagus, Situbondo Indonesia
9414	1920		0-6-0	1,000 mm (3 ft 3+3⁄8 in)		Ingenio Ledesma, Argentina
9418	1920		0-6-0	600 mm (1 ft 11+5⁄8 in)		KJI Nr. 23, Nr. 99 4301, Kleinbahnen des Kreises Jerichow I
9423	1920		0-6-0	760 mm (2 ft 5+15⁄16 in)	90 hp	Forestry railway near Spišská Nová Ves (Slovakia), Reiner & Mandula, Iglo sawmill Nalepkovo forestry railway Zakamenne N° 2, scrapped in 1965
9429	1920		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Purwodadi 1II, PG Purwodadi, Ngawi, Indonesia
9430	1920		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Pagottan 3, PG Pagottan, Madiun, Indonesia
9441 9442 9443 9444 9445 9449	1920		0-4-0	500 mm (19+3⁄4 in)	20 hp	Soc Francaise des Charbonnages du Tonkin (Vietnam)
9447	1910		0-8-0	600 mm (1 ft 11+5⁄8 in)	80 hp	Kanigoro 5, PG Kanigoro, Madiun, Indonesia
9491	1921		0-6-0	1,435 mm (4 ft 8+1⁄2 in)	400 hp	N° 3 of Zschornewitzer Kleinbahn (ZKB)
9550 and 9551	1921		0-6-0	762 mm (2 ft 6 in)		Oficina Peña Chica, Tarapacá Region, Chile
9454	1921		1D	750 mm (2 ft 5+1⁄2 in)		No. 7 Loviisa-Vesijärvi railway, now Jokioinen Museum Railway, Finland
9459	1920		0-6-0	600 mm (1 ft 11+5⁄8 in)		Initially De Maas 3, now Asembagus 11, Asembagus, Situbondo, Indonesia
9468	1921		0–8–0, Luttermöller			Usina Santa Terezinha No. 14, Água Preta, Brazil
9526	1921		0–10–0, Luttermöller	600 mm (1 ft 11+5⁄8 in)	90 hp	Military locomotive 'E6' of the Imperial Japanese Army Field Railway[62]
9537	1921		0–10–0, Luttermöller	600 mm (1 ft 11+5⁄8 in)	90 hp	Military locomotive 'E17' of the Imperial Japanese Army Field Railway,[62]
9521–9545 o. 11071-11076	1921 or 1925		0–10–0, Luttermöller	600 mm (1 ft 11+5⁄8 in)	90 hp	Military locomotive 'E1'-'E18' or 'E101'-'E106' of the Imperial Japanese Army Field Railway,[62]
9576	1921		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Santianes, Minas de Teverga, Hullasa El Entreao, Asturias, Spain
9584	1921		0-4-0	600 mm (1 ft 11+5⁄8 in)		Smedjebackens Valsverks AB, Sweden, N° 4 Erk preserved in Sunne, Sweden
9601-9650	1921-1922		0-8-0	1,435 mm (4 ft 8+1⁄2 in)	650 hp	Super heated twin freight locomotive with Schmidt smoke tube superheater for coal and oil, 55 km/h, axle pressure 17 t, for 1400 t trains, delivered to the Romanian State Railways
9684	1922		0-4-0	1,000 mm (3 ft 3+3⁄8 in)	200 hp	Staatliche Waldbahnbauleitung Ruhpolding, Greifenberger Kleinbahn, operator's No 53, after 1945 PKP Tyb6-3401 (redesigned to 0-6-0T)
9685	1922		0-6-2	1,000 mm (3 ft 3+3⁄8 in)		Initially Lok II of Staatliche Waldbahn Ruhpolding–Reit im Winkl, since 1940 Kleinbahn Leer–Aurich–Wittmund 14
9704	1921		0-4-0	600 mm (1 ft 11+5⁄8 in)	40 hp	Semboro 6, PG Semboro, Jember, Java, Indonesia
9752	1921					Wakataka, Diorama Kyoto, Japan
9785	1921		0-6-0	1,000 mm (3 ft 3+3⁄8 in)		Delivered to sugar factory Sobbowitz (785mm gauge), Ty 9785 of the sugar mill Gryfice, now exhibited at Pommersche Schmalspurbahnen in Gryfice[70]
9864	1922		0-6-0	2 ft 6 in (762 mm)	50 hp	N° 5 of the Uwajima Railway, the predecessor of the Yosan Line, shown here as Ke 223 of the government
9881	1921		0-4-0	600 mm (1 ft 11+5⁄8 in)	40 hp	I, Zuckerfabrik PG Tasik Madu, I, Solo, Java, Indonesia
9906	1922		0-8-0	600 mm (1 ft 11+5⁄8 in)	150 hp	Kebonagung 7, PG Kebonagung, Malang, Indonesia
9908	1920		0-4-0	1,000 mm (3 ft 3+3⁄8 in)		Ingenio Ledesma, Argentina
9998				610 mm (2 ft)		Elouise, initially Matas Nacionais, Portugal, now Old Kiln Light Railway at Rural Life Living Museum in Tilford, near Farnham, Surrey
10001-10018	1922-1923		0-10-0	1,435 mm (4 ft 8+1⁄2 in)	650 hp	Super heated twin freight locomotive with Schmidt smoke tube superheater for coal and oil, DRB class G10, with tender for 16.5 m³ of water and 7 tonnes of coal
10119	1923		0-6-0	1,435 mm (4 ft 8+1⁄2 in)	400 hp	Bergwerksgesellschaft Hibernia, Herne, North Rhine-Westphalia, operation number 31
10145	1922		0-4-0	600 mm (1 ft 11+5⁄8 in)	20 hp	Stoomtrein Katwijk Leiden
10154	1922		0-6-0	760 mm (2 ft 5+15⁄16 in)	90 hp	Zreče, Slovenia.[71] Nos 10151–10180 were delivered to the SHS state railways (State of Slovenes, Croats and Serbs, later Kingdom of Yugoslavia) as German World War I reparations.
10155	1922		0-6-0T	760 mm (2 ft 5+15⁄16 in)		Jugoslovenske Železnice, No 11034, JDŽ 71-014[71]
10156	1922		0-6-0	760 mm (2 ft 5+15⁄16 in)		Initially O-VIII, later SHS 3006, Jesenice Ironworks, later stored at Upper Sava Valley Museum, Jesenice, Slovenia[72]
10157–10177	1922		0-6-0	760 mm (2 ft 5+15⁄16 in)		Jugoslovenske Železnice, Nos 11021–11042, JDŽ 71–001 to 71–013 and 71–015 to 71–022[71]
10168	1922		0-6-0	760 mm (2 ft 5+15⁄16 in)		Initially O-IX, later 71-012, Slovenian Railway Museum, Ljubljana operational, in use at Zreče, Slovenia
10261	1921		0-6-0T+T	600 mm (1 ft 11+5⁄8 in)	50 hp	Lolita, built for Alfonso Pasquel, La Orduña Sugar Mill, Coatepec, Veracruz, Mexico
10286	1926		0-8-0	600 mm (1 ft 11+5⁄8 in)	90 hp	Merican 7, PG Merican, Kediri, Indonesia
10309	1922		0-6-0	600 mm (1 ft 11+5⁄8 in)	30 hp	Pulau Raja 2, Pulau Raja (PTP VI), Indonesia
10312	1922		0-6-0	1,067 mm (3 ft 6 in)	140 hp	Originally built for Niigata Harbor Railway, Awa Denki Kido Kaisha, Japan
10327	1922		0–8–0, Klien-Lindner axles	747 mm	200 hp, saturated steam	Spanish Governemt, Ministry of War, Spain, allowing curves of 35 metres (115 ft) radius
10372	1922		0-8-0	600 mm (1 ft 11+5⁄8 in)	90 hp	Pesantren 8, PG Pesantren Baru, Kediri, Indonesia
10431	1922		0-4-0	500 mm (19+3⁄4 in)	10 hp	Soc Agricola, Puente Pietra, Peru, probably used in Santa Rosa, Pueblo Nuevo, Chincha
10442	1923		0-8-0	600 mm (1 ft 11+5⁄8 in)	150 hp	Pagottan 8, PG Pagottan, Madiun, Indonesia
10443	1923		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Gempolkerep 3L, Mojokerto, Indonesia
10447	1923		0-6-0	600 mm (1 ft 11+5⁄8 in)	30 hp	Kept on stock in Mexico, then delivered to Cia Manufacturera de Cemento SA La Cruz, Cruz Azul, Hidalgo Province, Mexico[73]
10448	1923		0-6-0	600 mm (1 ft 11+5⁄8 in)	30 hp	Cia Manufacturera de Cemento SA La Cruz, Cruz Azul, Hidalgo Province, Mexico[73]
10458	1923		0-8-0	600 mm (1 ft 11+5⁄8 in)	70 hp	Wonolangan 6, PG Wonolangan, Probolinggo, Indonesia
10462	1921		0-8-0	600 mm (1 ft 11+5⁄8 in)	80 hp	Tasik Madu V, Solo Java, Indonesia
10491 and 10492	1923		0-8-0	600 mm (1 ft 11+5⁄8 in)	250 hp	Delivered via H. B. Sloman & Co. to Oficina Brac, around 1978 lying derelict at Oficina Victoria, Chile[74]
10497	1922		0-8-2T			Caminho de Ferro de Luanda, Angola, Nº 61, Classe 60
10499	1925		0-8-2T			Caminho de Ferro de Moçâmedes, Angola, Nº 68, Classe 60
10501	1923		0-8-0	750 mm (2 ft 5+1⁄2 in)	170 hpi	KJI Nr. 15 der Kleinbahnen des Kreises Jerichow I[75][76]
10542	1923		0-6-0	760 mm (2 ft 5+15⁄16 in)		CFR 763.148, delivered via subsidiary in Budapest an Căile Ferate Forestiere (governmental forest railways) geliefert, now railway museum Sibiu, Romania
10548	1923		0-6-0	600mm		Erst Kungl Domänstyrelsen, Askekärr works, Stockholm, since 1937 Malma–Haggården railway, Kinnekleva, ca 1939 Nya Asfalt AB, ca 1942 Avesta Jernverks AB, since 1963 plinthed at Avesta, later Nr. 10, Avesta, Östra Södermanlands Järnväg
10550	1923					Forest railway in Sweden
10551	1923		0-4-0	600 mm (1 ft 11+5⁄8 in)		Empresa Mineira do Lena, Portugal
10570	1924		0-6-0	760 mm (2 ft 5+15⁄16 in)		Beregszentmiklós and 1937 Latorica, Ukraine
10580	1923		0-6-0	1,067 mm (3 ft 6 in)	180 hp	Kajyma Sangyo Railway, Nippon Carbide 1, preserved at Uozu, Japan], Japan (see also N° 10613/1913)
10591	1923		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Sindanglaut 13, PG Sindanglaut 13, Cirebon Java, Indonesia
10597	1923		0-6-0	700 mm (2 ft 3+9⁄16 in)	90 hp	Sakskøbing Sukkerfabrik N° B1, Denmark
10606	1923		0-10-0	600 mm (1 ft 11+5⁄8 in)	120 hp	Pagottan 6, PG Pagottan, Madiun, Indonesia
10613	1923		0-6-0	1,067 mm (3 ft 6 in)	180 hp	Kajyma Sangyo Railway, Nippon Carbide 2, preserved at Namerikawa, Japan], Japan (see also N° 10580/1923)
	1930 and 1934		0-8-0	600 mm (1 ft 11+5⁄8 in)		Nr. 10II to 12II of Mecklenburg-Pommersche Schmalspurbahn (MPSB)
10607	1934		0-8-0	600 mm (1 ft 11+5⁄8 in)	150 hp	Gempolkerep 12, Mojokerto, Indonesia
10660	1923		0-6-0	600 mm (1 ft 11+5⁄8 in)		Sugar mill La Poveda in Arganda del Rey near Madrid, Spain
10726	1923		0-6-0	760 mm (2 ft 5+15⁄16 in)		Via subsidiary in Budapest to Wenkheim farm, Mosonszentmiklós, Ungarn, later Hungarian State Railways, forest railway Csömödér No 357.314, finally (shown at the front) Széchenyi-Museumsbahn, Nagycenk, Ungarn
10738	1924		0-8-0	600 mm (1 ft 11+5⁄8 in)	80 hp	Wringinanom 2, PG Wringinanom, Situbondo, Indonesia
10739	1924		0-8-0	600 mm (1 ft 11+5⁄8 in)	80 hp	Tasik Madu IV, Solo Java, Indonesia
10740	1923		B1 n2t			Merican 5, PG Merican, Kediri, Indonesia
10750	1923		0-6-0+t	600 mm (1 ft 11+5⁄8 in)		Initially Sragi 14 Max, now Statfold Barn Railway
10808	1924		0-6-0	610 mm (2 ft)	90 hp	No. 6 Pedemoura was used in the Duero valley in Portugal, to transport coal from the Minas de Pejao to a jetty on the river. Now preserved on the Leighton Buzzard Light Railway.
10844	1924		0-8-0	750 mm (2 ft 5+1⁄2 in)		Trusetal of Trusebahn[77]
10857	1924		0-6-0WT			Companhia do Assúcar de Angola, Fazenda S. Francisco, Dombe Grande, Nº 6
10859	1925		0-6-0 (C h2t)	1,000 mm (3 ft 3+3⁄8 in)	200 hp	Kehdinger Kreisbahn, N° 5", transferred on 21 February 1938 to Sylter Inselbahn as N° 2", scrapped 1951[78]
10891	1925		0-8-0	600 mm (1 ft 11+5⁄8 in)		Tulungagung 3, Mojopanggung, Java, Indonesia
10903	1925		0-4-0	914 mm (3 ft)	90 hp	Kinder was used by Lehane McKenzie & Shand Ltd in the construction of the Fernilee reservoir in the Peak District of England
10914	1924		0-6-0T	750 mm (2 ft 5+1⁄2 in)	90 hp	Sugar Factory Zbiersk 4
10922	1925			1,067 mm (3 ft 6 in)		Kaijima class 32 at Nogata Coal Mine Museum
10934	1925			1,435 mm (4 ft 8+1⁄2 in)		Ruppiner Eisenbahn, RE 27–32
10956	1925		0-10-0	600 mm (1 ft 11+5⁄8 in)		SMT T-907, sugar mill Ingenio San Martin del Tabacal in Argentina. Now on a private field near Sheffield, United Kingdom
11007	1925		0-6-0	600 mm (1 ft 11+5⁄8 in)		Py4-741, Sochaczew, Poland[45]
11037	1925		0-6-0			Polnische Schmalspurbahnen, Typ 3–191. Pińczówer Kleinbahn (Świętokrzyska Kolej Dojazdowa).[79][80]
11073	1925		0-10-0	600 mm (1 ft 11+5⁄8 in)	90 hp	Frankfurter Feldbahnmuseum Lok Nr. 1
11088	1925		0-6-0	610 mm (2 ft)	50 hp	Tulsipur Sugar Mill, Indi
10775	1924		0-6-0	1,067 mm (3 ft 6 in)	180 hp	Otto Reimers & Co, Tokio, later Kawasakai Seitetsu, NUS 2, Chiba, now preserved at Sodegaura Primary School, Narashino, Japan
11262	1926		0-4-4-0 Mallet	600 mm (1 ft 11+5⁄8 in)	60 hp	Semboro 15, Zuckerfabrik PG Semboro, Jember, Java, Indonesia
11139	1926		0-8-0	600 mm (1 ft 11+5⁄8 in)	110 hp	Pagottan 7, PG Pagottan, Madiun, Indonesia
11142	1927		0-8-0	600 mm (1 ft 11+5⁄8 in)	90 hp	Gempolkerep 19, Mojokerto, Indonesia
11171	1926		0-6-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Delivered to Luis y Carlos Carranza, used at Ingenio La Concepción, Veracruz, Mexico
11277	1926		0-4-4-0 Mallet	600 mm (1 ft 11+5⁄8 in)	60 hp	Asembagus 17, Asembagus, Situbondo, Indonesia
11293	1926		0-6-0	1,067 mm (3 ft 6 in)	225 hp	Semboro 1, Jember, Java, Indonesia
11309	1927		0-8-0	600 mm (1 ft 11+5⁄8 in)	90 hp	Initially Company Azucarera Conception, Argentina. 2008 Preston Services, GB. 2019 to Böhmetalbahn, Walsrode, Germany.
11238	1928		0-10-0	1,435 mm (4 ft 8+1⁄2 in)	600 hp	RAW Grunewald, Luttermöller end axles, Deutsche Reichsbahn 87 008 to be used in Hamburg harbour, later DB, scrapped 9 Nov. 1953
11338	1927		2-6-0	1,000 mm (3 ft 3+3⁄8 in)	150 hp	Kehdinger Kreisbahn, N° 3³, 1936 to Sylter Inselbahn, N° 15, scrapped in 1955[78]
11348	1927		0-8-0	600 mm (1 ft 11+5⁄8 in)	70 hp	Merican 8, PG Merican, Kediri Indonesia
11350	1927		0-4-4-0 Kitson-Meyer	600 mm (1 ft 11+5⁄8 in)		Ferrocarril Militar de Puente Alto al Volcán
11358	1927		0-4-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Hard stone works and steam gravel works Hartsteinwerke Joh. N. Heiß in Stadtsteinach[81]
11365	1927		0-4-0	600 mm (1 ft 11+5⁄8 in)	50 hp	H. Elias & Co, Berlin Lichterfelde: Rudow near Berlin, later brickworks and match factory near Buchhorst and Lauenburg
11368	1928		0-4-0	600 mm (1 ft 11+5⁄8 in)		Lepra-Heilanstalt auf der Isla del Cerrito in Argentina
11420	1927		0-6-2	700 mm (2 ft 3+9⁄16 in)		Sakskøbing Sukkerfabrik N° B2, preserved at Blovstrødbanen, Hillerød, Denmark ex Dansk Jernbane-Klub, Maribo CRJ 111/17
11550	1927		0-8-0	600 mm (1 ft 11+5⁄8 in)	90 hp	Kebonagung 5, PG Kebonagung, Malang, Indonesia
11563	1928		0-8-0	600 mm (1 ft 11+5⁄8 in)	110 hp	Rejosari 11 Gedek, PG Rejosari, Madiun, Indonesia
11584	1927		0-8-0	700 mm (2 ft 3+9⁄16 in)	125 hp	Ingenio Ledesma, Argentina
11695	1928		0-8-0	600 mm (1 ft 11+5⁄8 in)	25 hp	Farmor ('Grandmother'), Domänverket Böda locomotive 1 'Mormor' in Böda Kronopark, Böda forest railway, Sweden
11603	1928		0-8-0	600 mm (1 ft 11+5⁄8 in)	60 hp	Sindanglaut 12, Zuckerfabrik PG Sindanglaut 12, Cirebon, Java, Indonesia
11638	1928		0-8-0	600 mm (1 ft 11+5⁄8 in)	150 hp	Gempolkerep 4, Mojokerto, Indonesia
11648	1928		0-4-0	700 mm		Veenpark, Barger-Compascuum (Gemeinde Emmen), Netherlands
11684			0-4-0	600 mm (1 ft 11+5⁄8 in)		Stoomtrein Katwijk Leiden
11689	1928		0-6-2	762 mm (2 ft 6 in)	70 hp	Meiji Seito KK, Japan, later Seibu Park Railway and Restaurant Pupu, Seibuen, Japan. Since 2011 in a museum of the Chen Zhonghe Charity Foundation in Kaohsiung, Taiwan.
11700	1928		2-6-0	1,000 mm (3 ft 3+3⁄8 in)	150 hp	Kehdinger Kreisbahn, N° 7, in 1936 to Greifenberger Kleinbahn (GbKB) as N° 24, in 1940 to Pommersche Landesbahnen (PLB) as N° 137N3406 (Greifenberger Kleinbahn, GbKB), in 1945 to PKP as N° Txa-3323, re-numbered on 25 June 1961 to PKP N° Tya7-3344, scrapped on 8 April 1971[78]
11735	1928		Bn2t	600 mm (1 ft 11+5⁄8 in)	50 hp	Initially Steenfabriek IJsseloord near Arnhem, now Stoomloc 6 at Stoomtrein Katwijk Leiden Netherlands[82]
11784	1927		0-6-0	600 mm (1 ft 11+5⁄8 in)		Caminho de Ferro Mineiro do Pejão, São Domingos, Portugal
11788	1929		0-8-0	600 mm (1 ft 11+5⁄8 in)		Phosphate railway near the village of Vaitepaua in the north of the island Makatea[83][37]
11868	1929		0-4-0	700 mm (2 ft 3+9⁄16 in)	50 hp	Spoorijzer 30, Netherlands[84]
11927	1928		C fl	600 mm (1 ft 11+5⁄8 in)		Semboro 3, Jember, Java, Indonesia
11198	1926		0-4-0	1,000 mm (3 ft 3+3⁄8 in)		Tren de Arganda bei Madrid
11695	1928		0-4-0	600 mm (1 ft 11+5⁄8 in)		Le Petit Train de la Baie de Saint-Brieuc, Association des chemins de fer des Côtes-du-Nord
11591	1928		0-4-0	600 mm (1 ft 11+5⁄8 in)		Stoomtrein Katwijk Leiden
	ca 1928		2-6-0	1,000 mm (3 ft 3+3⁄8 in)		22 t, Saigon–Mỹ Tho railway, Vietnam
11990	1929		0-6-0 fl	750 mm		Fireless locomotive, Äänekoski–Suolahti railway, Minkiö narrow gauge railway museum
12183	1930		0-6-0	914 mm	50 hp	Sir William, ex sucrerie de Beauchamp, Musee L'Aventure du Sucre in Pamplemousse, Mauritius (or Deep River Sugar Estate, 750 mm)[85]
12185	1930		0-8-0	600 mm	110 hp	Azucarera de Madrid GÖA, preserved at Ind. Lopez Soriano, Zaragoza, Spain
12203	1933		0-4-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Tulangan 5 Mojopahit, scrap heap at CV Tersana Baru, Kediri, Indonesia
12214	1930		0-6-0	600 mm (1 ft 11+5⁄8 in)	50 hp	N° 14. Delivered to Soforbel in Brussels for Zingal, Turkey
12234	1931		0-4-0	750 mm (2 ft 5+1⁄2 in)	50 hp	Eight-wheel coupled locomotive, type D, 150 hp, for wood fuel with separate 4-axle bogie tender, delivered to A.O. Meyer, Hamburg for Siam, Klien-Lindner hollow axles, sugar factory Lampang N° 9
12237	1930		2-8-0	914 mm (3 ft)	500 hp	Delivered to Ingenio Cooperativa El Mante, Tamaulipas, Mexico, with 4-axle bogie tender, resold in the 1950s to the Cuatotolapan Ciasa Mill, in Veracruz
12246	1933		0-4-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Yvonne, initially Steenfabriek Rijswijk Netherlands, later Eerste Drentse Vereniging van Stoomliefhebber EDS, Museum Veenpark
12247	1911		Bn2t	700 mm	50 hp	Sawit Seberang 6 (früher 7), Sumatra, Indonesia
	1930–1932		0-4-0	750 mm (2 ft 5+1⁄2 in)		O&K 0-8-0 Klien-Lindner narrow gauge locomotive No 22 on a French post card with handwritten note "Roblès Meu". Probably one of a batch of O&K locos built for contractors Léon Chagnaud & Fils for the Bou Hanifia dam in Algeria. O&K built 20 of these locos, 750mm gauge, in 1930–32 for the Bou Hanifia dam construction, of which seven or more ended up with Brazilian sugar mills (probably in payment of French war debts to Brazil). Frei Caneca had two, O&K 12259 and 12337, both of which survived. No. 6 is at Usina Alta Paulista in Junqueiropolis SP, No. 5 is at an engineering firm in Catende PE. No. 32 from the dam construction looks identical.
12262	1931		0-4-0	600 mm (1 ft 11+5⁄8 in)		Rendeng 08, PG Gondang Baru, Klaten, Indonesia
12331	1931		0-6-0	760 mm (2 ft 5+15⁄16 in)		Sub Nigel Gold Mines No. 3 in Dunnattar, Transvaal, South Africa
12350	1906		0-6-0	750 mm (2 ft 5+1⁄2 in)	135 hpi	Prignitzer Kreiskleinbahnen No. 22, 99 4504; scrapped in 1966
12375	1932		0-8-0	600 mm (1 ft 11+5⁄8 in)	90 hp	Pangka 10, PG Pangka, Slawi bei Tegal
12388	1932		0-6-0	Initially 762 mm (2 ft 6 in); later 600 mm (1 ft 11+5⁄8 in)		Initially Beau Sejour Estate, Mauritius, now L'Aventure du Sucre, Beau Plan, near Pamplemousses, Mauritius
12400	1932		2-8-2	900 mm (2 ft 11+7⁄16 in)		DR 99 2321–0, Bäderbahn Molli, Germany
12401	1932		2-8-2	900 mm		DR 99 2322–8, Bäderbahn Molli, Germany[86]
12402	1932		2-8-2	900 mm		DR 99 2323–6, Bäderbahn Molli, Germany
12435	1933		0-4-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Tulangan 2 Sriwijaya, Kediri, scrap metal merchant CV Tersana Baru, ex PG Tulangan, Sidoarjo Indonesia
12473	1934		0-4-0T+WT	1,600 mm (5 ft 3 in)		Orenstein & Koppel CSÉT Shunting Locomotives
12662	1935		0-4-0T+WT	1,600 mm (5 ft 3 in)		Orenstein & Koppel CSÉT Shunting Locomotives
12493	1934		0-6-0	500 mm	30 hp	Initially sugar factory Companhia de Assúcar de Angola, Fazenda Tentativa, Caxito, Angola, Nº 7, now Feldbahn-Museum 500, Nuremberg,
12503	1934		Initially 0–4–0, later 2-4-0	600 mm (1 ft 11+5⁄8 in)		Peter Büscher & Sohn, construction company, Münster, now No 43 heritage railway at Silver Dollar City, Missouri, United States
12350	1931			750 mm (2 ft 5+1⁄2 in)		Initially MBB No. 9II, now Yekaterinburg children railway
12513	1935		0-6-2	600 mm (1 ft 11+5⁄8 in)	135 hp	Estudios y Obras del Riachuelo, Buenos Aires, Argentina[87]
12518	1934		0-8-0	600 mm (1 ft 11+5⁄8 in)		MPSB 12, 99 3462, Dampf-Kleinbahn Mühlenstroth, No. 12, Mecklenburg
12536	1934		0-4-0WT			Companhia de Assúcar de Angola, Fazenda Tentativa, Caxito, Angola, Nº 8
12540-12559	1934–1935		2-6-0	1,000 mm (3 ft 3+3⁄8 in)		Tatungen-Puchow Railway, China, with 3-axle tenders, weight in working order 28.3 t plus 21.5 t
12595	1935		0-4-0	600 mm (1 ft 11+5⁄8 in)		T1-009, Narrow Gauge Railway Museum in Wenecja, Poland
12643	1935			600 mm (1 ft 11+5⁄8 in)		Lundebanen
12701	1936		0-4-0	600 mm (1 ft 11+5⁄8 in)	50 hp	Delivered to G. Maar, Kaiserslautern, later construction company Tiefbaugesellschaft Oltsch & Cie, Zweibrücken N° 34
12708	1936		0-6-0	610 mm (2 ft)		Buckeye used in Africa, in the 1980s on Gwelo & District Light Railway in Zimbabwe and finally on Peter Nott's Norgrove Gardens Railway in California
12722	1936					Bredgar and Wormshill Light Railway
12740	1936			610 mm (2 ft)		In use until 1971 at Likomba Development Company, Cameroon, Africa, wood-fired, with a spark arrestor, now Elf, Leighton Buzzard Light Railway switched to coal
12782	1936		0-6-0	750 mm (2 ft 5+1⁄2 in)		Initially Åminnefors Railway, Pohja, later Jokioinen Railway, Finland
12788	ca. 1936		0-4-0	900 mm (2 ft 11+7⁄16 in)		J.P. Broekhoven, Nijmegen, Operator N° 50 preserved at Neve, Vreeswijk later SVM Valkenburg, preserved at NSS, Valkenburg, Netherlands (Foto)
12861	1936		0-4-0			Trelew in Chubut, Argentina[88]
12791	1936		0-6-0	800 mm		Medine Estate, now Casela Bird Park, Cascavelle, Mauritius
12805	1936		0-4-0	600 mm (1 ft 11+5⁄8 in)		Berliner Parkeisenbahn, Oberschöneweide, Germany
12814	1936		0-6-0	600 mm (1 ft 11+5⁄8 in)	40 hp	Gunung Malayu 01, Gunung Malayu, PT Lonsum Sumatra, Indonesia Joaquín Salabert's archive.
12854	1936		0-6-0	600 mm (1 ft 11+5⁄8 in)	70 hp	Cia Manufacturera de Cemento SA La Cruz, Cruz Azul, Hidalgo Province, Mexico, preserved at soccer stadium of Cruz Azul Cement Works, Hidalgo, Mexico.[73]
12900	1937		0-4-0	600 mm (1 ft 11+5⁄8 in)		Initially Bungenäs, since 1951 Smöjens Kalkbrott 5 since 1964 in a museum in Gotland[52]
12956	1937			1,676 mm (5 ft 6 in)		Now in Ferroclub Argentino, Rem. De Escalada Works, Argentina (a).jp
12974	1937			600 mm (1 ft 11+5⁄8 in)		Stoomtrein Katwijk Leiden
13088	1937		0-4-0T	891 mm (2 ft 11+3⁄32 in) (Swedish 3 ft gauge)	50 hp	Kullgrens Enka AB, Uddevalla, Sweden, initially preserved at Museum Uddevalla, now preserved at Hjo harbour, Sweden
13021	1937		0-6-0	920mm	160 hp	SA Belge des Mines d'Aljustrel, Aljustrel, Portugal
13101	1938		0-10-0	600 mm (1 ft 11+5⁄8 in)		T911, sugar mill San Martin del Tabacal in Salta, Argentina
13103	1938		0-4-0	750 mm (2 ft 5+1⁄2 in)	110 hp	Quarz-Susi, Quarzwerke, Frechen, Bachem/Frechen, now Rheinisches Industriebahn-Museum, Cologne, Germany
13118	1938		0-8-0	600 mm (1 ft 11+5⁄8 in)	90 hp	Jatibarang 12, PG Jatibarang, Tegal, Indonesia
13165	1938		0-4-0	600 mm (1 ft 11+5⁄8 in)	70 hp	Deinste 9, Dossenheim quarries, Porphywerk Altvatter & Co, Dossenheim, later Witten-Bommern, Zeche Nachtigall coal mine
13168	1939		Initially 0–4–0, later 2-4-0	600 mm (1 ft 11+5⁄8 in)	70 hp	A31034/1, Müller-Altvater Co. construction company, Stuttgart, later Northfield & Cannon Valley Railroad in Northfield, Minnesota, now No. 13 , heritage railway at Silver Dollar City, Missouri, United States
13169	1939		0-4-0	600 mm (1 ft 11+5⁄8 in)	70 hp	A31034/2, Müller-Altvater Co. construction company, Stuttgart, later Northfield & Cannon Valley Railroad in Northfield, Minnesota, now No. 14, heritage railway at Silver Dollar City, Missouri, United States
13177	1939
13200	1938			1,435 mm (4 ft 8+1⁄2 in)		Deutsche Reichsbahn N° 99 3361, ex Mecklenburg-Pommersche Schmalspurbahn N° 14II
13306 to 13308	1939		0-4-4-0, C'C' h4t, Kitson Meyer	600 mm (1 ft 11+5⁄8 in)	310 PSI, 250 PSE	DR 99 1641 to DR 99 1643, later PKP Tyyl-691 to Tyyl-693
	ca 1940					Overburden locomotive
13513	1943		2-8-2	1,435 mm (4 ft 8+1⁄2 in)		Ruppiner Eisenbahn, RE 42, later DR 93 6481
13571	1941		0-4-0	900 mm (2 ft 11+7⁄16 in)	110 hp	Dollart (BorkumIII), Borkumer Kleinbahn[89]

Literature

• Roland Bude, Klaus Fricke and Martin Murray: O&K-Dampflokomotiven : Lieferverzeichnis 1892–1945. Verlag Railroadiana, Buschhoven 1978, ISBN 3-921894-00-X. (Partial reprint of an Orenstein & Koppel publication)
• Delivery lists of the locomotive works at werkbahn.de (nominal charge)

References

1. Carina Majer: Als die Lok wegtransportiert wurde, waren meine Geschwister da.
2. Daniel Heer: SGEG DH A SWN120 Werkdampf-21B. Unbekannte Feldbahnlok der Bauunternehmung VEBA (Einzelstück). Nicht identifizierte Feldbahnlokomotive mutmasslich der Bauunternehmung VEBA AG mit Sitz in Zürich mit Kipploren an unbekanntem Aufnahmeort.
3. Orenstein & Koppel Fabr. Nr. 366, Baujahr 1899.
4. Ulf Diehl: Okända ånglok. Sidospår 4/2009.
5. Cukrownia Nakło 531.
6. John Browning: Orenstein & Koppel steam locomotives in Australia.
7. "Dinty" in Service on the Gorge Line. Queenslander, 22 November 1928, p. 36.
8. Kearsney-Stanger Light Railway 1901-c.1944.1 9 August 2010.
9. Railway History Group: Bulletin No 113, November 2012.
10. Derek A. Bayliss: The Origins of Orenstein & Koppel. The Industrial Railway Record. No 47, April 1973, p. 27-32.
11. Crónicas de la vía estrecha (I R): De Valdepeñas a Puertollano en "el trenillo de La Calzá".
12. Locomotive a 3 essieux accouples de 10 a 16 tonnes pour voies de 1000 et 1445 mm "Type entrepreneur" (O&K steam locomotive, works N° 1080, June 1903, 80 hp, 1000 mm gauge, Ct, 'Jallut über O&K Fil Brüssel'.)
13. Señor Valero, Ejea de los Caballeros, Zaragoza, Spain.
14. Museal erhaltene Lokomotiven O&K, Werk Berlin. 1 January 2014. Retrieved 4 February 2019.
15. Ray Fox: The Origins of Orenstein & Koppel. The Industrial Railway Record. Nr. 46, February 1973, S. 361–371.
16. Derek A. Bayliss: The Origins of Orenstein & Koppel. The Industrial Railway Record. Nr. 47, April 1973, S. 27–32.
17. Josef Pospichal: Bahnen auf der Insel Öland: Borgholm – Böda Järnväg (BBJ), 891mm.
18. Josef Pospichal: Schwedische Industrie-Dampflokomotiven, 600mm, Teil 2 (G – M).
19. Josef Pospichal: Schwedische Industrie-Dampflokomotiven, 891mm.
20. Locomotives of the South Western Railway Co. Ltd – The two-foot Narrow Gauge Forest Railroad in Knysna.
21. Josef Pospichal: Ölands Järnvägar (ÖJ)
22. BBJ 3 – ÖJ9 – SJ 3059.
23. Parada Sud Quarry, 0-4-0T, No. LVD1, Montevideo, Uruguay.
24. Josef Pospichal: Schwedische Industrie-Dampflokomotiven, 600mm, Teil 1 (A – F).
25. F. Kemper: The origins of Orenstein & Koppel. The Industrial Railway Record, Nr. 40, S. 156–161.
26. ABPF BOLETIM, Ano VI, n° 61, Março de 2008 – Informativo Eletrônico da Associação Brasileira de Preservação Ferroviária, p. 6-7.
27. Klaus Jünemann, Wolf-Dietger Machel and Lothar Nickel: "Marie Klockow kümmt!" Die Geschichte der ehemaligen Kleinbahn Klockow– Pasewalk, 1. Teil
28. Klaus Jünemann, Wolf-Dietger Machel und Lothar Nickel: "Marie Klockow kümmt!" Die Geschichte der ehemaligen Kleinbahn Klockow–Pasewalk, 2. Teil. Transpress Modell Eisenbahner, 2/86, ISSN 0026-7422, p. 4
29. Arthur, Aquilla et Birland.
30. Alfred Moser et al: Der Dampfbetrieb der schweizerischen Eisenbahnen 1847—2006. Ein abschließendes, umfassendes Werk über sämtliche Dampflokomotiven der schweizerischen Eisenbahnen, 7^th edition, 2006, p. 292.
31. Malcolm Ravensdale: The Secondary Railways of France (Les Chemins de Fer Secondaires Français) – Lot-et-Garonne 7. 20 November 2020.
32. Construction of the dam of the Wägital reservoir, historic image provided by the photo archive of the library of the ETH Zurich
33. "Orenstein & Koppel". Galerie Fabrikschilder. Retrieved 2024-03-23.
34. Leonid Moskalev, Vladimir Bochenkov and Sergei Dorozhkov NARROW GAUGE STEAM LOCOMOTIVES Russia, Moscow Publishing House "Zheleznodorozhnoe Delo" 2012 (Леонид Москалёв, Владимир Боченков, Сергей Дорожков: "узкоколейные паровозы Россия", Москва, OOO «Издательский дом «Железнодорожное Дело»)
35. The Cuba review, Band VIII, June 1910, Nr. 7, S. 300.
36. Murray: O&K Nº 4017/1910.
37. Musterlok - O&K 4028/1910.
38. Orenstein & Koppel No. 4058. Remains plinthed at Carnarvon.
39. Ferrocarril de Valdepeñas a la Calzada de Calatrava y Puertollano. 3 May 2012.
40. Carlos Mey: Historia y Arqueología Marítima – A la reconquista del ignoto ferrocarril al puerto. Pistas para reconstruir la olvidada historia del Ferrocarril de Reconquista a Puerto Reconquista.
41. Decauville (kereta api industri) – Ponen II lokomotif uap terakhir di Rejo Agung Decauville (kereta api industri) – Ponen II lokomotif uap terakhir di Rejo Agung.
42. A.E. Durrant: Photo of Rejoagung No. 23 Ponen,
43. 三重軌道 and 四日市鉄道
44. 庵原軌道.
45. Bogdan Pokropiński: Muzealne parowozy wąskotorowe w Polsce (dla toru szerokości 600 i 630 mm). Żnin: Muzeum Ziemi Pałuckiej, 2000. ISBN 83-910219-7-1. S. 9.
46. Orenstein & Couple feuerlose Dampflokomotive Typ Zarciremos
47. Josef Pospichal: Schwedische Industrie-Dampflokomotiven, 600mm, Teil 4 (T – Ö).
48. Visitors Guide. Bredgar and Wormshill Light Railway. 2008.
49. BBV – Bosjöbanans Vänner.
50. Lars-Gunnar Nyqvist: (LBB) Lindfors-Bosjöns Järnväg.
51. Rio Negro Dam project, Argentina 0-4-0WT No. 'Rebecca', Devon Railway Centre, Bickleigh, Devon, UK.
52. Josef Pospichal: Schwedische Industrie-Dampflokomotiven, 600mm, Teil 3 (N – S).
53. Museal erhaltene Lokomotiven O&K, Werk Berlin.
54. EFPP (CBCPP) No. 10, Perus, Brazil.
55. Werklokomotiven. ME 2/1983, p. 18.
56. O&K 6900 (1913) is ontspoord. Gistfabriek Delft, 1951 (collectie J. van der Stel; met dank aan Martin van Oostrom).
57. Lokomotive 3 van de Stichting Rijssens Leemspoor (SRL).
58. Klaus Dickow: Die Bahnlinine Britz-Templin-Fürstenberg, zweiter Teil. In: Neue Lychener Zeitung, Ausgabe 124, 29. März 2007, S.7
59. Мальцовская узкоколейная железная дорога. Russian Video.
60. Notice no PM92000245, base Palissy, ministère français de la Culture
61. Ángel Rivera: Crónicas de la vía estrecha (LX R): De Palamós a Girona y Banyoles en "el tren petit" ...y el tren "pinxo" 4 November 2018.
62. Udo Przygoda, Andreas Christopher, Rüdiger Fach, Felix Grassel, Stefan Kaiser und Matthias Koch: Heeresfeldbahnlokomotive O&K 11073/1925 (Lok 16 des Frankfurter Feldbahnmuseums), FFM-Info E103
63. Cn2t.
64. Dietmar Zeherner and Karl Schellauf: 120 Jahre Stainzer Lokalbahn. See page 56.
65. Ty3-1162
66. Krause, Krall and Bude: Schmalspurige Dampflokomotiven im Ersten Weltkrieg.
67. Stoomlok 7, Stoomtrein Katwijk Leiden.
68. El Ferrocarril de Ponferrada a Villablino ... y otros rincones ferroviarios en El Bierzo.
69. John Bergman: Orenstein & Koppel, Berlin (OK).
70. Bogdan Pokropiński: Parowóz przemysłowe Ty-9785. In: Świat Kolej Nr. 8/2010, S. 30–31.
71. Josef Pospichal: JDŽ 71: SHS 3001 – 3030
72. Pospichal, Josef. "Železarna Jesenice". Lokstatistik. Retrieved 30 January 2011.
73. Photo from Joaquín Salabert's archive.
74. Martin Coombs: Chilean steam locomotive list, Part 4, Sub-metric gauge locos, v2.43, February 2021, p. 17.
75. O&K 10501.
76. O&K 10501 – DR "99 4644-3"
77. O&K 10844.
78. Beiträge zur Lokomotiv- und Eisenbahngeschichte – Kehdinger Kreisbahn.
79. Klaus Jünemann und Klaus Kieper: Die Triebfahrzeuge der polnischen Schmalspurbahnen. Der Modelleisenbahner 4, 1970, S. 124.
80. Ulrich Thorhauer : Świętokrzyska Kolejka Dojazdowa – 600/750 mm. Früherer Name: Jedrzejowska KD..
81. Als in Stadtsteinach die Bockela-Bahn fuhr.
82. Stoomloc 6, Ijsseloord.
83. S. C. Martin: Makatea – About Half-way between Australia and South America. From Walkabout magazine, September 1st, 1948 LRRSA Light Railways, Nr. 169, February 2003.
84. Stoomlocs voor de verhuur van Spoorijzer.
85. Jean-Luc Faure: Tourisme ferroviaire a Maurice.
86. Fahrzeugportrait O&K 12401-
87. Por la Ribera del Riachuelo... ¡En Tren!
88. Martin Coombs: Oddments of all kinds – Grun & Bilfinger SA, contractors.
89. O&K 13571.