Int[ernational] [Sub]comm[ission] [on] Strat[igraphy] (general) 1966-1967, Box: 7, Folder: 10-11. Personal papers of Raymond C. Moore, PP 3. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/167591 Accessed April 01, 2025.