Archival objects in this container: Senator Alan Bible, Eva Adams, and Dick Ham: photographic print, approximately 1960 to 1969 Trimming inside of diversion tunnel: photographic print and negative, approximately 1932 to 1933 Forming concrete liner in diversion tunnel: photographic print and negative, approximately 1932 Beginning of construction for Nevada substation: photographic print and negative, approximately 1932 Building site of Nevada substation with air compressor in use: photographic print and negative, approximately 1932 Power substation with workers' tents in background: photographic print and negative, approximately 1934 to 1935 Boat landing, three miles upstream from dam: photographic print and negative, approximately 1930 to 1939 Jumbo rig with 30-40 jackhammers to make holes for blasting: photographic print and negative, approximately 1931 to 1933 Power shovel "Earth mover" run by cable: photographic print and negative, approximately 1931 to 1933 Power shovel built by R.G. LeTourneau unloaded from railroad car: photographic print and negative, approximately 1931 to 1933 Road to squatter's camp, Ragtown, Nevada near Colorado River: photographic print and negative, approximately 1931 to 1934 Burnt squatter's camp, Ragtown, Nevada: photographic print and negative, 1931 Squatter's camp in Ragtown, Nevada: photographic print and negative, approximately 1931 to 1934 Fort Callville on the edge of river: photographic print and negative, approximately 1931