From a binder labeled "C. R. Voth--Themes he wrote", 1910 - 1939, Box: 2, Folder: 43-48. Voth, Unruh, and Banman families collection, RH MS 1455. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/373622 Accessed July 26, 2024.