American Commission on Stratigraphic Nomenclature , 1939, 1947, 1948, 1949, 1950, 1956a, 1956b, 1956c, 1957a, 1957b, 1958], Box: 1, Folder: 36. Personal papers of Raymond C. Moore, PP 3. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/126678 Accessed November 28, 2024.