64 images of Native American effigy vessels from Northwestern Mississippi Flexible latex moldmaking procedures for a Civil War artillery projectile and a fossil ground sloth claw
93 images of 540 Ice Age Fossils from the gravel bars of the Mississippi River Images, maps and text about fossil collecting on the Mississippi River
History, restoration, and preservation of a mastodon jaw found in 1953 on the Mississippi River Photodocumentary of phytolith recovery effort from the tooth calculus of a ground sloth