#1952 FD5 training, Hawthorne progressive dinner, 1988-02-21-1988-04-09, Box: 21, Folder: 2. Rexford Scott Sorenson negatives collection, RH PH 537. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/391601 Accessed May 16, 2024.