The John Myron Partridge Photographs contain eleven black-and-white photographs of John Myron Partridge from roughly the early 1940s to the late 1960s. The collection includes portraits and photographs of Partridge during his service with the United States Navy Reserves.

The Southern Nevada Historical Society Photograph Collection on Basic Magnesium, Inc. contains photographs of the construction of Basic Magnesium Inc.'s plants and buildings from 1941 to 1942. The photographs primarily depict aerial views of the plant site and various buildings, including the administration building, tent camp, chlorination buildings, electrolysis facilities, electrical distribution systems, and warehouses. The photographs also depict Lake Mead and the early buildings in Henderson, Nevada.