Original photograph: 18 x 13 cm, black & white photo, caption under photo reads "KP-1935 - Klamath Project. Lost River Bridge at Lower Lost River Diversion Dam. Andrew M. Bergloff, Photo. March 29, 1950", from Black Binders Digital reproduction of photograph: KP-1935 - Klamath Project. River Bridge at Lower Lost River Diversion Dam, Black Binders, Bureau of Reclamation