Three letters from Hector Henderson [3 stamped envelopes], January 9, 1917; March 1917; March 26, 1917, Box: 1, Folder: 9. Hector C. Henderson's letters to Mae Josephine Gillette, MS 311. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/229329 Accessed May 05, 2024.