Eocene and Cretaceous-Photocopies-Plates: Pfender- Cretaceous Arch.; Morellet- Tertiary Dasys. Paris Basin; Varma; Elliott, 1956, Box: 1. J. Harlan Johnson papers, RH MS 735. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/54087 Accessed May 25, 2024.