American Toads (Bufo americanus) and Red-spotted Newts (Notophthalmus viridescens) - PC-97, ©1995

American Toads (Bufo americanus) and Red-spotted Newts (Notophthalmus viridescens) - PC-97, ©1995, Box: 5, Folder: 29, item: 5. 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/310614 Accessed December 25, 2025.