The Elrey B. Jeppesen Papers documents the career and personal life of aviator and aerial navigation pioneer Elrey B. Jeppesen. This collection is comprised of textual, visual, and audiovisual materials created and collected by EBJ and his wife and business partner, Nadine Audrey (Liscomb) Jeppesen. The documents date from 1843-1996, with the bulk of the material dating from 1940-1979.

Solomon Mullin served as a Boeing B-17 Flying Fortress bombardier and instructor in the 385th Bomb Group for the United States Army Air Forces during World War II. The collection is comprised of textual and photographic materials related to his military service. The documents date from 1942 to 1999, although the bulk of the collection dates from 1942-1945.