To Rose Ruth Morgan from William Allen White (3 letters), April 14 1926, March 8 1940, November 27 1940, Box: 5, Folder: 20. Personal Papers of Rose Ruth Morgan and Family, PP 567. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/203729 Accessed September 10, 2024.