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Sierra Ancha Experimental Forest historical photographs

Publication Year: 
Author: Olberding, Susan D.; Huebner, Daniel P.; Edminster, Carleton B.

Historical photographs from USDA Forest Service Research work at 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.