Trapp, Robert N. (1912-1995): Interview and Memoir, O-T689, Container: Tapes; Container: et al.. UIS Archives/Special Collections.

Trapp, Robert N. (1912-1995): Interview and Memoir, O-T689, Container: Tapes; Container: et al.. UIS Archives/Special Collections. https://uis.libraryhost.com/repositories/2/resources/964 Accessed September 29, 2024.