| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Colorado, the Queen Jewel of the Rockies: A Description of Its Climate and of Its Mountains, Rivers, Forests and Valleys; an Account of Its Explorers; ... Industries, with Some Reference to What It of | 978-1-146-O3881-2 (1-146-O3881-X) | 2010 |