Looking up Black Canyon from a point below all the lower portals, showing the Government pumping plant (lower left), the Six Companies' compressor plant (middle left), the location of the lower portals, & the highway loop above the canyon wall (upper center) - 7/30/31.
p.2 #934 View of dedication ceremonies of Elks' Lodge, on Washington B-centennial. A flag pole was erected and ceremonies held at canyon rim near the damsite. Feb.22, 1932. p.2 #917 Jack hammer men scaling loose rock from canyon walls near site of Nevada spillway. Feb. 15, 1932.
p.15 #1075 Temporary cable-way spanning Colorado River, near Look Out Point, provide access to Arizona Spillway operations shown in background. Apr. 1, 1932. p.15 #1076 Skipload of workmen being transported across Colorado River from Arizona side. Apr. 1, 1932.
Pg.44 #2776 Close-up of No. 3 Arizona Intake Tower, showing the cylinder gates being placed. July 24th, 1934. Pg.44 #2775 Close-up of the Arizona Intake Towers, from the High Catwalk. July 24th, 1934.