The H. E. and Ruth Hazard Political Papers (1937-1977) consist of papers and memorabilia related to Nevada and national Democratic politics. It includes materials about the Nevada legislature; clippings and information about the Nevada Tax Commission; political memorabilia including invitations and programs related to the presidential inaugurations of Lyndon Johnson and Jimmy Carter; documents about the purchase of Basic Magnesium Inc. by the state of Nevada; and newspaper clippings.

The Nevada Division of State Parks Records consist of materials produced or collected between 1863 and 1978 by the Nevada Division of State Parks. The collection includes materials recovered at Spring Mountain Ranch belonging to the Kiel, George, and Wilson families. The majority of the collection consists of administrative records and correspondence from the Nevada Division of State Parks. It also contains a photograph album of images taken during excavation efforts at the Pueblo Grande de Nevada archaeological site.

The Hank Greenspun Papers date from 1962 to 1966 and are comprised of draft manuscripts of the books Where I Stand: Records of a Reckless Man written by Hank Greenspun and Alex Pelle, and drafts of the manuscript Rebel with Many Causes, originally entitled Idol Smasher, a biography written about Hank Greenspun by Ed Reid.

Henry Hudson Lee Papers (1903-1965) are comprised of manuscript copies of Henry Hudson Lee's memoirs titled "My Memoirs" and his biography of his father titled "A Brief Sketch of the Life and Family of Milton LaFayette Lee."

The Charles Duncan (C.D.) Baker Papers (1951-1972) consist of clippings, correspondence, and political brochures related to the life and career of Las Vegas, Nevada Mayor Charles Duncan (C.D.) Baker. The collection also contains several scrapbooks of clippings and a mayoral plaque of appreciation from the City of Las Vegas.

The Lake-Eglington Family Papers (1905-1983) consist of correspondence, school records, newspaper clippings, announcements, and receipts collected by Olive Lake-Eglington, a resident of Las Vegas, Nevada from 1904 until the early 1980s. Items of unique interest in the collection include a 1907 temperance pledge and World War Two ration books from 1943.

The James Cashman Sr. Papers date from approximately 1890 to 1969 and contain correspondence, photographs, insurance records, and bank records related to Cashman and his businesses in Southern Nevada. Also included are three scrapbooks of newspaper clippings documenting the 14th and 15th Helldorado Parades in Las Vegas. The collection documents the lives of the Cashman family and their businesses in southern Nevada.