This image database contains historical and modern photographs from the collection maintained by the Fort Valley Experimental Forest and the Sierra Ancha Experimental Forest in Arizona. Subjects of the photographs include research techniques, locations of sample plots, harvesting methods, climatological equipment, diseases, planting, and other factors impacting a forest. Repeat photo series contain information of environmental changes over time. If you use an image from the collection please use the citation provided on the image page.

There are 19675 images in the database.