Archival objects in this container: Hoover Dam's downstream face and powerhouse, approximately 1936-1939 Hoover Dam's crest and upstream face, approximately 1934-1939 Highway over Hoover Dam and intake towers, as seen from the Arizona side, approximately 1936-1939 Hoover Dam's upstream face, 1935 Hoover Dam's upstream face, 1935 Hoover Dam, as seen from the Nevada side, approximately 1936-1939