Mine inspectors institute of America - Chicotah, Oklahoma, speech by D.A. McGee, June 11, 1973

Mine inspectors institute of America - Chicotah, Oklahoma, speech by D.A. McGee, June 11, 1973, Box: 176, Folder: 5. Dean A. McGee papers, RH MS 537. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/156649 Accessed December 24, 2025.