Nelson, Maurice J., 1891 – 1976. Papers, 1922 – 1973. SMHC Collection 0135, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato.

Nelson, Maurice J., 1891 – 1976. Papers, 1922 – 1973. SMHC Collection 0135, Southern Minnesota Historical Center, Memorial Library, Minnesota State University, Mankato. https://archivesspace.lib.mnsu.edu/public/repositories/4/resources/617 Accessed April 23, 2024.