The Charles Lipschitz International Stamp Collection is comprised of postage stamps and commemorative first-day issue envelopes, dating from approximately 1915 to 1989. The majority of the materials correspond to the nations of the African continent, in particular South Africa and the apartheid-era Bantustans of Bophuthatswana, Ciskei, Transkei, and Venda. Other nations represented by this collection include the United Kingdom, Canada, Israel, Switzerland, and other countries in Europe and Asia.

The J. T. McWilliams Photograph Collection contains photographs and postcards from Nevada and Southern California from approximately 1900 to 1970. The materials include postcards depicting Las Vegas, Nevada casinos such as El Rancho Vegas and the Golden Nugget Gambling Hall. The materials also include postcards depicting towns and scenes in Nevada such as Carson City, Rhyolite, Red Rock Canyon, and covered wagons traveling to Las Vegas. Lastly, the materials contain several photographs of the McWilliams family, possibly while they were living in what is now Las Vegas, Nevada.

The C. D. Baker Photograph Collection depicts former Las Vegas, Nevada mayor Charles Duncan "C. D." Baker from 1916 to 1966. The photographs primarily depict Baker at political events, including campaign stops, fundraising events, meetings with officials and politicians, and at important locations in Las Vegas and Nevada. Baker was photographed with politicians such as U.S. Senator Chic Hecht, President Harry S. Truman, Governor Vail Pittman, and Lt. Governor Cliff Jones.

The Las Vegas Review-Journal Photograph Collection depicts several events in Las Vegas, Nevada from 1935 to 1983 that were documented by Nevada’s largest newspaper, the Las Vegas Review-Journal. The photographs depict the fire at the Las Vegas School in 1935, the fire at the MGM Grand Hotel and Casino in 1980, an exhibition at the Lost City Museum in 1973, a memorial event honoring the first permanent school in Las Vegas in 1980, and an exhibition at the Nevada State Museum and Historical Society in 1983. The collection also contains photographs of some denizens of Las Vegas, including people at the Hughes Bar in Las Vegas, the last Union Pacific passenger train in Las Vegas, and schoolchildren at the Las Vegas School.