The Blue Diamond Mine Corporate Records (1918-2005) consist of operational and organization records of the gypsum mining and milling operations located in southwest Clark County, Nevada. Materials include operational records related to individual boring sites at the mine; milling operations and statistics; and equipment operations and statistics, including maps, field notebooks, and photographs. There are also daily, weekly, and monthly organizational records related to employee work schedules and safety reports for the mining operations, including accident reports and a safety education training program.

The Alice Key Photograph Collection (1930s-1990s) is comprised of color and black-and-white photographic prints of activist, dancer, and journalist Alice Key with family, friends, political figures, and performers. Materials include photographs of Senator Howard Cannon, Louis Armstrong, and Bill Robinson, and signed professional head shots. Also pictured are Key's coworkers and unidentified performers.