Wascher, Geoffrey. Collection, 1906-195?. SMHC Collection 0178, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato.

Wascher, Geoffrey. Collection, 1906-195?. SMHC Collection 0178, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato. https://archivesspace.lib.mnsu.edu/public/repositories/4/resources/653 Accessed September 16, 2024.