| Author's List |
| title | creator | language | description | tableOfContents | contributor | subject | created |
| Wild Life on the Rockies | Mills, Enos Abijah, 1870-1922 | en | Mills, Enos Abijah, 1870-1922; Pioneers -- Colorado -- Biography; Natural history -- Colorado; Rocky Mountains; Colorado -- Description and travel; Colorado -- Biography; Rocky Mountain National Park (Colo.) -- History | 2009-04-12 |