Most Popular Books
- Volume I: Geologic History of Illinois
- Roadside Bedrock Geology from Iron Bridge Through Elliot Lake, Ontario
- Roadside Geology along US-141 in the Upper Peninsula and Northeast Wisconsin: with a focus on the Paleoproterozoic rocks of the Penokean Orogeny
- Midwest Field Geologist’s Reference Book:
- Midwest Field Geologist's Reference Book




