Berg, Marv. Oral History Interview, 5 and 16 February 1987. SMHC Manuscript Collection 1470, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato.

Berg, Marv. Oral History Interview, 5 and 16 February 1987. SMHC Manuscript Collection 1470, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato. https://archivesspace.lib.mnsu.edu/public/repositories/4/resources/226 Accessed April 25, 2024.