Washington Iron Furnace
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Found in articles
1972). “National Register of Historic Places Inventory/Nomination: Washington Iron Furnace”. Virginia Department of Historic Resources. 23 August 2014閲覧。
Affairs, 1775-1777”. U. S. Department of State. 2007年11月21日閲覧。 ^ “Catoctin Iron Furnace”. U. S. National Park Service. 09-08-09閲覧。 ^ “Oyez: Thomas Johnson”.
^ “National Register of Historic Places Inventory/Nomination: Washington Iron Furnace” (PDF) (英語). Virginia.gov. 2014年5月16日閲覧。 ^ Edward Albright. “Early
Phenomena of Iron Smelting: An Experimental and Practical Examination of the Circumstances Which Determine the Capacity of the Blast Furnace, the Temperature