Harmer, Barbara Carol Thomson. Oral History Interview, 22 October and 12 November 1987. SMHC Manuscript Collection 1449, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato.

Harmer, Barbara Carol Thomson. Oral History Interview, 22 October and 12 November 1987. SMHC Manuscript Collection 1449, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato. https://archivesspace.lib.mnsu.edu/public/repositories/4/resources/155 Accessed April 25, 2024.