Bierne, Dorothy Ann (Knutson), 1928-. Oral History Interview, 23 and 30 October 1987. SMHC Manuscript Collection 1455, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato.

Bierne, Dorothy Ann (Knutson), 1928-. Oral History Interview, 23 and 30 October 1987. SMHC Manuscript Collection 1455, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato. https://archivesspace.lib.mnsu.edu/public/repositories/4/resources/173 Accessed April 24, 2024.