Postcard to Mrs. C.E. Allderdice from Horace Rich, Camp Sherman, Ohio, November 12, 1918, Box: 15, Folder: 129. Herd family papers, RH MS 1374. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/211265 Accessed June 02, 2023.