Hill family letters, 1908, 1910, 1913-1915, 1917-1921, 1924-1928, 1931, 1943-1946, 1949, 1953, 1956, Box: 6, Folder: 70. Hill family papers, RH MS 1461. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/378534 Accessed September 28, 2024.