Rocks & Minerals

The Geology of D.A.R. State Park, Mt. Philo State Forest Park, Sand Bar State Park

The Natural History of Chocolate

The Ultimate Rockhounding Handbook

The Flow of Time in the Connecticut Valley: Geological Imprints

Prairie, Peak, and Plateau: A Guide to the Geology of Colorado

The Pleistocene of North America and its vertebrated animals

The Geologic Setting of the John Day Country: Grant County, Oregon

The Nakimu Caves, Glacier Dominion Park

The Geologic Story of Palo Duro Canyon

The Geologic Story of Colorado National Monument

Texas Rocks and Minerals: An Amateur's Guide

The Common Rocks and Minerals of Missouri

The Book of the Pearl

Snails

The Silver Caves

The Glaciers of the Alps

Australasian Fossils: A Students' Manual of Palaeontology

A Catechism of Familiar Things

A voyage to Spitzbergen containing an account of that country, of the zoology of the North; of the Shetland Islands; and of the whale fishery

Field Book of Common Rocks and Minerals For identifying the Rocks and Minerals of the United States and interpreting their Origins and Meanings