Penguins of the World - PC-99, ©1994

Penguins of the World - PC-99, ©1994, Box: 5, Folder: 23, item: 4. 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/310588 Accessed December 25, 2025.