Field and etorphine 10/31, 11/12, 12/5

Field and etorphine 10/31, 11/12, 12/5, Box: 4, Folder: 67-69. Personal Papers of Walter R. Dixon, PP 401. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/254905 Accessed December 25, 2025.