Journal of Edith L. Henderson, 1921-1925, 1927, 1931, 1933-1936, 1939-1941, 1944-1946, Box: 4, Volume: 15. Personal papers of Philip L. Henderson, PP 512. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/395864 Accessed May 17, 2024.