Mountain Press
- Roadside History of Utah
- Roadside Geology of Oregon
- Bloody Bozeman
- Roadside Geology of Texas
- Roadside History of New Mexico
- Northwest Weeds
- Sagebrush Country
- Mystery of E Troop
- Roadside Geology of Maine
- Roadside Geology of South Dakota
- Geology Underfoot in Death Valley and Owens Valley
- Geology Underfoot in Illinois
- Journals of Patrick Gass
- Rocks from Space
- Stories of Young Pioneers
- Roadside Geology of Idaho
- Roadside Geology of Wyoming
- Roadside Geology of Hawaii
- Lakota Noon