Colwell, Ray, 1926-. Oral History Interview, 19 and 26 October 1987. SMHC Manuscript Collection 1453, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato.

Colwell, Ray, 1926-. Oral History Interview, 19 and 26 October 1987. SMHC Manuscript Collection 1453, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato. https://archivesspace.lib.mnsu.edu/public/repositories/4/resources/167 Accessed November 14, 2024.