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| Collection: | Fort Valley Experimental Forest historical photographs |
| Keywords: | fence line effect |
| Organisms: | juniper |
| Location: | Tonto National Forest; AZ; USA |
| Description: | Protected area |
| Date: | 10/1931 |
| Collection: | Sierra Ancha Historical Images |
| Keywords: | overgrazed |
| Organisms: |
juniper chaparral |
| Location: | Tonto N. F.; AZ; USA |
| Description: | Invasion of chaparral |
| Date: | 1929 |
