The Harold Stocker Photographs depict Harold Stocker and his family from 1850 to 1980. Materials include photographs of Harold Stocker, his parents, his siblings, and his extended family. Materials also include photographs of Harold Stocker's business interests such as the Northern Club in Las Vegas, Nevada, the Nevada Silica Sand Company in Overton, Nevada, and the Chief Hotel Court on Fremont Street in Las Vegas, Nevada. The collection also contains photographs of Stocker participating in Republican Party events in Nevada.

The Alice Key Papers (1936-2004) consist of documents detailing Alice Key’s life and work in the African American community, historic preservation, and labor relations in Las Vegas, Nevada. Included in the collection are awards and certificates documenting Key’s achievements, invitations and programs to events, political and civic correspondence, and magazine and newspaper articles both about Key and written by her. The collection also contains photographs.

The Howard Hughes Professional and Aeronautical Photographs contain black-and-white photographs of businessman and entrepreneur Howard Hughes and his companies from 1916 to 1997. The photographs primarily depict Hughes alongside his aircraft, including the XF-11 prototype reconnaissance plane and the HK-1 Hercules, better known as the "Spruce Goose" or "Flying Boat." The photographs also cover the companies owned by Hughes, including Hughes Tool Company, Hughes Aircraft Company, Hughes Electronics Corporation, and RKO Pictures.