Original photograph: 18 x 13 cm, black & white photo, caption under photo reads "KP-1793-R2. Adams Pumping Plant from Adams Flume over Lost River. C. O. Wamstad, Photo. May 25, 1949", from Black Binders Digital reproduction of photograph: KP-1793-R2. Adams Pumping Plant from Adams Flume over Lost River, Black Binders, Bureau of Reclamation