Barghoorn , 1960a, 1960b, 1963, 1965a, 1965b, 1965c, 1965d, 1965e, Box: 2, Folder: 21. Personal papers of Raymond C. Moore, PP 3. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/126731 Accessed May 17, 2024.