Hruska, James. Collection, 1946 - 1967. SMHC Collection 140, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato.
Hruska, James. Collection, 1946 - 1967. SMHC Collection 140, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato. https://archivesspace.lib.mnsu.edu/public/repositories/4/resources/632 Accessed December 22, 2024.