Random House · W. Ritchie Press
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Guide to the Theodore Solomons Trail: an alternative route to the overused John Muir Trail between Yosemite and the Mt. Whitney region | 978-0-09-341334-5 (0-09-341334-3) | 1987 |
| Hiking the Santa Barbara Backcountry | 978-0-378-03542-2 (0-378-03542-8) | 1974 |
D. G. · (D-R) · Dennis G. · Dennis R. · R,. Gagnon