#1120 PDS at "84AA", Fink, Voth, Bullock at KW, 1973-10-30-1973-11-06, Box: 9, Folder: 10. Rexford Scott Sorenson negatives collection, RH PH 537. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/391153 Accessed February 17, 2025.