Illinois RG - Penn[sylvanian] [1 chart]; Colorado RG - Penn[sylvanian] [1 chart]; correlation RG - Miss[issippian] [6 charts]; regional geology general - rock divisions, geol[ogy] time divisions [3 charts]; South American pre-Cambrian; South America maps [1 map], Folder: R - 2 (oversize). Personal papers of Raymond C. Moore, PP 3. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/168463 Accessed June 18, 2025.