- Southern California Mountains Wildflowers: A Field Guide to Wildflowers Above 5,000 Feet: San Bernardino, San Gabriel, and San Jacinto Ranges
- Mojave Desert Wildflowers: A Field Guide to Wildflowers, Trees, and Shrubs of the Mojave Desert, Including the Mojave National Preserve, Death Valley National Park, and Joshua Tree National Park
- Totems & Spells
- The Hidden Life of a Christian Exemplified in the Diary, Meditations, and Letters of a Young Minister. Published From Authentic Manuscripts. By Thomas Gibbons. The Second Edition
- The Last Recovering Man