Bergstrom, Joel N. 1882 - 1985. “An Autobiographical Journey”, Booklet, 1971. SMHC Manuscript Collection 1301, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato.

Bergstrom, Joel N. 1882 - 1985. “An Autobiographical Journey”, Booklet, 1971. SMHC Manuscript Collection 1301, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato. https://archivesspace.lib.mnsu.edu/public/repositories/4/resources/162 Accessed May 03, 2024.