Keywords: outdoor vehicle bike Lot-3614-7: German Activities, WWI. U-boats in the Sperrgebiet (off southwest Namibia – meaning Prohibited Area and/or Diamond Area 1). Artwork by Claus Bergen, 1917. Rehse Collection. Halftone photograph. Courtesy of the Library of Congress. (2016/07/01). Lot-3614-7: German Activities, WWI. U-boats in the Sperrgebiet (off southwest Namibia – meaning Prohibited Area and/or Diamond Area 1). Artwork by Claus Bergen, 1917. Rehse Collection. Halftone photograph. Courtesy of the Library of Congress. (2016/07/01). |