[Materials on Native American tribes in Nebraska, the 1862 Sioux uprising and Charles Eastman (Ohiyesa)], Box: 5, Folder: 13. Gretchen Cassel Eick collection, RH MS 1574. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/532281 Accessed February 17, 2025.