The Florence Lee Jones and John Cahlan Papers (1929-1983) contain material created by the couple related to their work at the Las Vegas Review-Journal, their interest in the history of Las Vegas, Nevada, and the promotion of Southern Nevada for business and industry. The collection includes the Cahlan's correspondence as well as newspaper clippings about Las Vegas. It also contains drafts and manuscripts for their book, Water: a History of Las Vegas, commissioned by the Las Vegas Valley Water District.

The Howard Cannon Papers (1958-2002) contain the personal, administrative, and legislative papers of Howard W. Cannon, U.S. Senator from Nevada between 1959 to 1983. The collection primarily pertains to Cannon's time in office from the 86th Congress in 1959 to the 97th Congress in 1983. Materials include correspondence, speech transcripts and supporting research material, press releases, reports, memoranda, newspaper and magazine clippings, Senate voting records, and photographic negatives taken by the U.S. Senate photographer Arthur E. Scott. The collection also includes constituent correspondence and casework related to legislative issues such as foreign relations, social security, veterans, tax reform, labor, aviation, nuclear testing and waste, civil rights, and environmental protection.