To Charline P. Morgan from Mr. and Mrs. Bittmann (1 letter and 1 carriage line card), July 14, 1901, Box: 8, Folder: 42. 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/206795 Accessed June 02, 2024.