Rocks & Minerals

Florida Caverns State Park

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

Mount Rainier, a Record of Exploration

Pleistocene Bats from San Josecito Cave, Nuevo Leon, Mexico

The Glaciers of the Alps

The Geologic Story of Colorado National Monument

The Geology of Button Bay State Park

The Common Rocks and Minerals of Missouri

Geology: The Science of the Earth's Crust

Notes on Collecting and Preserving Natural-History Objects

Beach Rambles in Search of Seaside Pebbles and Crystals

The Geologic Story of Glacier National Park

Texas Rocks and Minerals: An Amateur's Guide

Fossil Forests of the Yellowstone National Park

The Geologic Story of Palo Duro Canyon

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

British Museum (Natural History) General Guide

Gems in the Smithsonian Institution