- Portugal Birds: A Folding Pocket Guide to Familiar Species
- Animal Tracks: An Introduction to the Tracks and Signs of Familiar North American Species (Pocket Naturalist - Waterford Press)
- Field Dressing Game: A Folding Pocket Guide to What a Novice Needs to Know
- Texas Reptiles & Amphibians: A Folding Pocket Guide to Familiar Species
- New Mexico Trees & Wildflowers: A Folding Pocket Guide to Familiar Species