The Dr. Howard Zellhoefer Collection of Artwork contains three paintings collected by Dr. Howard William Zellhoefer. Two paintings are by K. Nakamine of landscapes in Okinawa, Japan from 1949, and the third painting is a 1962 Ferdinand Burgdorffof a desert landscape, possibly Mojave Desert, California.

The William Fulton Papers (1993-1996) contains Fulton's research files used in writing his book, The Reluctant Metropolis: the Politics of Urban Growth in Los Angeles. The materials primarily consist of newspaper clippings that cover stories on the growth of Los Angeles residents moving to Las Vegas, Nevada, water, economic development, and the master planned community of Summerlin. The majority of newspaper clippings are from the Las Vegas Review-Journal and the Las Vegas Sun. The materials also include reports on economic and housing development in Southern Nevada as well as drafts of the book's Chapter 12, "Cloning Los Angeles" which discusses the growth of Las Vegas throughout the 1980s and 1990s.

The Lorenzo Romans Papers (1875-1965) are comprised of photographs, newspaper clippings, a family photograph album, a diary, a diploma, and related ephemera. The materials were owned by Lorenzo Romans, a California real estate developer who moved to Las Vegas late in life after a short visit to Helen Stewart's Las Vegas Rancho in 1894.

The Grace Hayes Papers (1900-1989) include personal papers and financial papers pertaining to the Grace Hayes Lodge (formerly the Red Rooster), a nightclub on the Strip in Las Vegas, Nevada. The collection includes financial documents, newspaper clippings about Hayes and her family, personal correspondence, career mementos, legal documents, and photograph albums.