To Charline P. Morgan from Mrs. Frank Gibson (4 letters), August 27 1912, April 1 1914, May 6 1914, November 29 1914, Box: 9, Folder: 33. 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/206902 Accessed June 17, 2024.