The Karen Allison Collection on Contract Bridge (1937-1997) contains instructional guides, pamphlets, and booklets explaining the rules and strategies for contract bridge, a card game. Included are correspondence and meeting minutes with contract bridge organizations with which Allison was associated. Also included are lists of players who participated in the Monte Carlo 5th World Bridge Olympiad in Monte Carlo, Monaco in 1976.

The Downtown Las Vegas Design Drawings (approximately 2011-2014) is comprised of seven design drawings created for select businesses located in downtown Las Vegas, Nevada. The drawings are colored on tissue and were created by BUNNYFiSH studio, an architectural firm located in downtown Las Vegas, Nevada. The collection includes three drawings for a porte-cochère at the D Las Vegas hotel; drawings for the exteriors of the Hydrant Club, Inspire, and HOP Downtown; and an interior drawing for Scullery.

The Cave Nightclub Records (1992-1994) are comprised of materials generated during the planning and construction of the Cave Nightclub in Las Vegas, Nevada. It opened in 1992 as a straight nightclub. It changed ownership in 1993, and reopened on September 3, 1993 as a gay nightclub and closed early in 1995. The collection contains policy documents, building plans, and promotional and publicity materials, as well as artifacts, including waiter uniforms from the nightclub.

The collection consists of two watercolor paintings donated and autographed by Las Vegas resident O.C. “Boots” LeBoutillier. The materials were painted and signed by Robert Carlin depicting the crash of Baron Manfred Von Richthofen's (the "Red Baron") airplane on April 21, 1918. LeBoutillier is also depicted in the paintings flying above as the "Red Baron" crashes after being shot down. The paintings were created approximately between 1970 to 1979.