#1885 Hawthorne faculty and family at Jerry Ivy Park, steam engine: The UP 4-8-4 #8444, 1986-08-20-1986-08-28, Box: 19, Folder: 17. Rexford Scott Sorenson negatives collection, RH PH 537. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/391549 Accessed May 17, 2024.