| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Bibliography of the Grand Canyon and the lower Colorado River, 1540-1980 | 978-0-938216-14-8 | 1981 | |
| Bibliography of the Grand Canyon and the lower Colorado River, from 1540 | 978-0-938216-47-6 | 1993 | |
| Bibliography of the Grand Canyon and the Lower Colorado River from 1540 | 978-0-938216-37-7 | 1990 | |
| Colorado River Origin and Evolution | 978-0-938216-79-7 | 2007 | Richard A. Young |
| Quest for the Pillar of Gold: The Mines & Miners of the Grand Canyon | 978-0-938216-56-8 | 1997 | George H. Billingsley · Dove Menkes |