The Charles Aplin Photograph Collection (approximately 1935-1955) consists of black-and-white photographic prints and negatives. The images primarily depict the Fraternal Order of Eagles, Las Vegas, Nevada chapter events and members. Also included are images of Las Vegas, Helldorado parades, and Conrad H. Mann, former president of the Fraternal Order of Eagles.

The Richard "Dick" Ham Photograph Collection (1910-2005) contains photographs of Boulder City, Nevada resident Richard "Dick" Ham, his family, friends, and romantic partners. Images include photographs of Las Vegas High School and the University of California, Berkeley where Ham attended high school and college. The collection includes both formal portraits as well as candid snapshots of Ham and the people who were part of his life.

The Hughes Electronics Corporation Records (1935-2021) contain the files and publications of the corporate communications department and records donated by Robert K. Roney, a leading engineer at Hughes. These records document the growth of the company in Southern California, from building experimental aircraft for Howard Hughes, to developing and manufacturing radar and guided missile systems for the United States military and NATO forces, to developing and manufacturing communication satellites and space probes for NASA, and becoming the largest manufacturer of communication satellites and provider of satellite TV. The collection contains press releases, executive biographies, executive speeches, annual reports, corporate directories, organizational charts, correspondence files, technical reports and notes, promotional materials, as well as articles and publications detailing the history of the company. The collection also includes audiovisual materials and photographs. The audiovisual series details the history of the company through news footage and documentaries about Howard Hughes, aviation, corporate mergers, interviews with executives and promotional videos.