The Mike Smith Editorial Cartoons (1980-2023) contain editorial cartoons created by Las Vegas, Nevada based cartoonist Mike Smith for the Las Vegas Sun newspaper. Materials include Smith's editorial cartoons on NASCAR and a copy of his 2003 book StockcarToons. The collection also includes Smith's personal sketchbooks and letters from fans.

The Kiel Family Photographs (approximately 1854-1989) contains glass plate negatives of members of the Kiel and George families, as well as neighbors from the Stewart and Wilson ranches and ranch workers. The majority of the photographs were taken at the Kiel Ranch site in North Las Vegas, Nevada. The collection consists of the original glass plate negatives, as well as photographic print and negative duplicates made using the originals.

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.