PEO Sisterhood Chapter DX Records (DeKalb, Illinois), RHC-RC-221, Volume: 1-4. Northern Illinois University.
PEO Sisterhood Chapter DX Records (DeKalb, Illinois), RHC-RC-221, Volume: 1-4. Northern Illinois University. http://archives.lib.niu.edu/repositories/2/resources/381 Accessed December 22, 2024.