Geology: A Complete Introduction (Teach Yourself)

ISE Principles of Environmental Science

Lake Superior Agates Field Guide (Rocks & Minerals Identification Guides)

Roadside Geology of Idaho

Roadside Geology of New Mexico

Official Methods of Analysis of AOAC INTERNATIONAL: 3-Volume Set (The Official Methods of Analysis of Aoac International)

National Geographic Pocket Guide to Trees and Shrubs of North America

The Water Will Come: Rising Seas, Sinking Cities, and the Remaking of the Civilized World

Minnesota Rocks & Minerals: A Field Guide to the Land of 10,000 Lakes (Rocks & Minerals Identification Guides)

Roadside Geology of Montana