Letter to Mrs. Horace H. Rich from Hod, [Spanish influenza in Army camp], [in postmarked envelope], September 30, 1918, Box: 14, Folder: 43. Herd family papers, RH MS 1374. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/211032 Accessed June 25, 2024.