Dam under construction showing forms for pouring concrete at Alexander, Idaho, in 1923. Looking down on dam from river-bank. George H. Warren Collection. One black and white photograph (4 x 6.25 inches) mounted on board. (Negative Available).
Dams--Idaho--Alexander--Pictorial works; Hydroelectric power plants--Idaho--Alexander--Pictorial works; Dams--Bear River (Utah-Idaho)--Pictorial works
United States Geological Exploration of the Fortieth Parallel. Clarence King, Geologicst-in-charge. Part III. Ornithology. By Robert Ridgway.
Ridgway, Robert, 1850-1929 -- Correspondence; Ornithologists -- Biography; United States Geological Exploration of the Fortieth Parallel (1867-1881); West (U.S.) -- Description and travel