The Jack C. Zahn Equipment and Artifacts Used During McMurdo-South Pole Traverse collection includes clothing Zahn wore during the traverse including outwear, boots, and mittens, several bags used to carry items, a pair of sunglasses, photographs, and other ephemera. Material is dated 1960 to 1963 January.

The Ashley C. Snow Papers contain correspondence, “Polar Times” publications, mittens, and gloves from Ashley C. Snow’s service during the United States Antarctic Service Expedition from 1939-1941. Also included are other publications that related to the expedition, dated 1943 and 1993, as well as aviator flight log books kept by Snow during his service in the United States Navy, dated February 1929-May 1953.