Content Abstract: John Zimmerman was a San Antonio resident who worked as an aircraft mechanic at Randolph Field in the 1940s. Collection consists of military records and certificates, photographs, and a funeral notice.

Content Abstract: Jim Zintgraff was a photographer for 56 years and co-founder of the Rock Art Foundation, based in San Antonio, Texas. The collection consists of prints and negatives produced by Jim Zintgraff of Rock Art sites along the Lower Pecos in Texas. Also included are photographs of artifacts found at sites and images of sites in states other than Texas.

Content Abstract: Zintgraff Studio was a commercial photography firm in San Antonio that operated from the early 1930s to 1987. The collection includes original negatives and prints made by the Zintgraff Studio. Images in the collection include downtown street scenes, businesses, movie theaters, film stars, parks, schools, the San Antonio Stock Show and Rodeo, and Fiesta San Antonio royalty. This collection comprises approximately 850,000 images.

Content Abstract: The Zonta Club of San Antonio is a classified service organization of executive and professional women. The records primarily consist of printed and photographic materials that document Zonta Club membership, service activities, social events, and the individual achievements of members. Reflected in the records is the participation of business and professional women in public life in San Antonio, Texas.