Caption on right of postcard reads: "The highway across the crest of Boulder Dam from the Arizona side." Boulder Dam was officially re-named Hoover Dam in 1947.
Unidentified people standing at the crow's nest above the site of Boulder Dam, later known as Hoover Dam. "Crows Nest, Site of Boulder Dam" is inscribed on the photo.
Looking upstream from the Arizona canyon wall at the Hoover Dam, January 1933. The Colorado River curves around the bend of mountainous rock on the Arizona-side of the river.
Caption at bottom of image reads: "Trucking mamoth (sic) concrete buckets in the 50 ft. dia. tunnels, Boulder Dam." Boulder Dam was officially re-named Hoover Dam in 1947.
An image of Rotary Club members having lunch at Boulder Dam while an unidentified man stands up to give a speech. Note: Boulder Dam was officially renamed Hoover Dam in 1947.
An image of Rotary Club members having lunch at Boulder Dam while an unidentified man stands up to give a speech. Note: Boulder Dam was officially renamed Hoover Dam in 1947.
An image of Rotary Club members having lunch at Boulder Dam while an unidentified man stands up to give a speech. Note: Boulder Dam was officially renamed Hoover Dam in 1947.
An image of Rotary Club members having lunch at Boulder Dam while an unidentified woman stands up to give a speech. Note: Boulder Dam was officially renamed Hoover Dam in 1947.