Beaver (Castor canadensis) - PC-7, ©1983

Beaver (Castor canadensis) - PC-7, ©1983, Box: 5, Folder: 33, item: 1. Natural History Art and Illustration by D. D. Tyler, MS 337. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/310628 Accessed November 13, 2025.