John Mayhew miscellaneous correspondence; correspondence from Frank Herlon; pre-marriage unsigned postcards to John Mayhew, 1967; 1913-1916; 1910, Box: 56, Folder: 8. Mayhew family papers, RH MS 634. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/82539 Accessed July 13, 2025.