Hall, Philip C., 1931-2015. Oral History Interview, 20 February and 4 March 1991. SMHC Manuscript Collection 1417, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato. https://archivesspace.lib.mnsu.edu/public/repositories/4/resources/540 Accessed August 09, 2022.
University Archives and Southern Minnesota Historical Center
Minnesota State University, Mankato
P.O. Box 8419
Mankato, MN 56002-8419