An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.
The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.
| Collection: | Fort Valley Experimental Forest historical photographs |
| Keywords: |
scenic vehicles |
| Organisms: | ponderosa pine |
| Location: | Coconino National Forest; AZ; USA |
| Description: | Cooperrider-Cassidy study |
| Date: | 09/18/1929 |
| Collection: | Fort Valley Experimental Forest historical photographs |
| Keywords: | vehicles |
| Organisms: | ponderosa pine |
| Location: | Coconino National Forest; AZ; USA |
| Description: | Root system of ponderosa pine in cinders on Sunset Mountain |
| Date: | 1929 |
