The Mildred J. Heyer Photograph Collection consists of four black-and-white photographic prints and negatives from approximately 1905 to 1940. The photographs depict early Las Vegas, Nevada street scenes, an irrigation pump, and Liberty’s Last Stand, a prominent saloon in Nevada during Prohibition.

The Frederickson Family Papers (1904-1917) contain documents and photographs related to Goodsprings, Nevada settlers John C. and Elizabeth Frederickson. Materials include bank statements, mining statements, personal correspondence, and college notes.

The Dayton, Nevada Gold Discovery Sesquicentennial Commemorative Plate collection (1999) contains one china plate commemorating the sesquicentennial of the discovery of gold in Dayton, Nevada in 1849.