Collection is comprised primarily of files from approximately the early 1980s to 2017 detailing Joshua Abbey's theater and film career; his involvement with environmental efforts in Southern Nevada such as the Citizens Against Nuclear Waste in Nevada (CANWIN); and his involvement with the Jewish community in Las Vegas, including the Jewish Film Festival, the Jewish Federation, Temple Beth Sholom, and other organizations. The collection also includes information about the Jewish Community Center from the 1950s and a file on the film production of The Brave Cowboy, a novel written by his father, Ed Abbey.

The Stella Champo Iaconis Photograph Collection (approximately 1890-1950) contains four black-and-white photographic prints of the Helldorado Days celebration held in Las Vegas, Nevada and three photograph albums with family photographs. Included in the albums are images of Italian family members, and Stella and her sister Irene as young children on their family ranch in Southern Nevada in the 1920s and 1930s. The Champo family and other Las Vegas residents are prominently featured in photographs taken across Las Vegas, including at the Boulder Dam (Hoover Dam) dedication, the family's farm, and outside residences near downtown Las Vegas. The third album covers Stella Champo's personal life, with photographs of her first husband, Walter Cordano (married 1934-1942) and her second husband, John Iaconis. Included are trips to Los Angeles, California; Pioche, Ruth, and Goldfield, Nevada; and early downtown Las Vegas, including the Union Pacific Station. A partial inventory is available for the third album.