File:Gustav Borgen 1915.jpgDescriptionGustav Borgen 1915.jpg English: Gustav Borgen, Norwegian photographer. Date 1915 Source Norsk Folkemuseum: image no. NFB.45142, via digitaltmuseum
File:Gustav Borgen 1915b.jpgDescriptionGustav Borgen 1915b.jpg English: Gustav Borgen, Norwegian photographer. Date 1915 Source Norsk Folkemuseum: image no. NFB.45142, via digitaltmuseum
File:Gustav Borgen 1915c.jpgDescriptionGustav Borgen 1915c.jpg English: Gustav Borgen, Norwegian photographer. Date 16 March 1915 Source Norsk Folkemuseum: image no. NFB.45143, via