Letters to Camilla Luther Cave, 1922, 1923, 1933, 1941, 1942, 1943, undated, Box: 4, Folder: 10. Papers of Camilla Cave, RH MS 598. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/289078 Accessed October 13, 2024.