[Northern Cheyenne Ledger Art by Fort Robinson Breakout Survivors correspondence, revisions, and other writing], January 12-March 19, 2020, Box: 4, Folder: 2. Denise Low papers, MS 334. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/549360 Accessed May 17, 2024.