| Author: | Geological Survey (U.S.), 1843-1942 |
| Subject: | F721, Yellowstone National Park, Hayden, F. V. (Ferdinand Vandeveer), 1829-1887 |
| Format: | Electronic text |
| Date issued: | 2015 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Ferdinand Vandiveer Hayden and the Founding of the Yellowstone National Park [electronic resource] / Geological Survey |