Black and white image of the Nevada Charter Committee with the following printed description: Shown are the members of Boulder City, Nevada, Charter Committee. Seated left to right, Thomas S. White, M.D., Morgan J. Sweeney, Clarence Arp, Andrew J. Mitchell, Robert N. Broadbent, Richard Ham, Joe Manix, Jane Cooke, Teresa Denning, and Eloise Blue; standing, Elbert B. Edwards, Byron L. Miller, Albert Franklin, A. B. West and Thomas Clapper.

Black and white image of the following individuals signing official contracts and deeds from the U.S. Bureau of Reclamation to Boulder City: Standing, from left to right: Joe Manix, Thomas White, M.D., Albert Franklin, and Morgan Sweeney; seated, from left to right: Lorraine Kautz, A. B. West, Robert Broadbent, and Milton N. Nathanson.

Black and white image of "Big Bertha" with the following printed description: Six Companies, Inc. motor transport hauling workmen between Boulder City and the dam. This double decked truck hauls 154 men.

Black and white image of "Big Bertha," the Six Companies, Inc. motor transport used to haul workmen between Boulder City and Hoover Dam. This double-decker truck could haul 154 men. Note: Boulder Dam was officially renamed Hoover Dam in 1947.

Black and white image showing an exterior view of single family residences in Boulder City.

Black and white image of a bighorn mountain sheep somewhere in the area between Nevada and Arizona.

Black and white portrait with the following printed description: Major John Wesley Powell - 2nd Director of Geological Survey (March 18, 1881 to June 7, 1894).