Henrietta (Sheppard) Cox from J. Clark Cox, 1940, 1942, 1950-1951, 1955, 1972, 1978, 1980-1984, Box: 8, Folder: 11. Cooper-Sheppard-Cox family papers, RH MS 576. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/159147 Accessed May 12, 2024.