p.8 #989 Looking upstream at Black Canyon. Dam will be located just upstream from foot-bridge, at bottom of picture. Entrance to upper portals of diversion tunnels opposite the middle truck bridge. Mar. 12, 1932. p.8 #996 Looking downstream from same point as No.989. Lower portals of diversion tunnels are just below. This picture Presents graphic view of problem of muck disposal. Mar. 14, 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.83 #3352 - #3353 Panorama, looking upstream toward Boulder Dam reservoir, from Observation Point. July 25, 1935. Pg.83 #3351 Looking downstream toward Boulder Dam, from the Arizona side. July 25. 1935. Pg.83 #3370 View taken from the Nevada side, looking downstream toward Boulder Dam. July 26, 1935.
Pg.38 #2720 Form work in Units 8 and 9, Arizona Power House. June 14th, 1934. Pg.38 #2733 Nevada Power House layout. June 21st, 1934. Pg.38 #2730 Night photograph of Power House construction. June 19th, 1934. Pg.38 #2732 Arizona Power House layout. June 21st, 1934.
Pg.97 #3512 Looking upstream in Arizona Valve House. Note three gates and needle valves have been installed. Oct. 29, 1935. Pg.97 #3497 View from top of Boulder Dam, looking toward Power House, Valve Houses and lower portals of Diversion Tunnels. Oct. 28, 1935.