Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - New Mexico, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control (Water Damaged) - South Dakota
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - New Mexico, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control (Water Damaged) - Washington, National Forest Service ...
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Minnesota, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Wyoming, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Connecticut, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Wyoming, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control (Water Damaged) - Utah, National Forest Service photog...
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Wisconsin, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Michigan, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - California, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Colorado, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Montana, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Montana, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Photograph of Spraying White Pine with Acti-dione to Kill Blister Rust...
Original caption: Spraying White Pine with Acti-dione to kill Blister Rust infection and immunize tree from disease. Historic Photographs
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Wyoming, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Oregon, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control (Water Damaged) - Vermont, National Forest Service pho...
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Wyoming, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Wisconsin, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Wyoming, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Wyoming, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control (Water Damaged) - Washington, National Forest Service ...
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control (Water Damaged) - South Carolina
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Oregon, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Colorado, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Michigan, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Montana, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Montana, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Montana, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Mississippi, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Oregon, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Wyoming, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control (Water Damaged) - Washington, National Forest Service ...
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control (Water Damaged) - Washington, National Forest Service ...
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Oregon, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Michigan, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Colorado, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - California, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Colorado, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Montana, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Montana, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Montana, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Montana, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Photograph of Chestnut Killed by Chestnut Blight Disease Epidemic
Original caption: Chestnut killed by chestnut blight disease epidemic which has practically exterminated the chestnut in the U.S. Historic Photographs
Disease Control (Water Damaged) - Virginia, National Forest Service ph...
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Wyoming, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control (Water Damaged) - Washington, National Forest Service ...
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control (Water Damaged) - Washington, National Forest Service ...
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Oregon, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Oregon, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Wyoming, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control (Water Damaged) - Utah, National Forest Service photog...
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Oregon, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Minnesota, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - California, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - California, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Colorado, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Colorado, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Colorado, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - California, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Michigan, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Montana, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Montana, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Montana, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Mississippi, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Mississippi, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control (Water Damaged) - Washington, National Forest Service ...
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Minnesota, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Connecticut, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Massachusetts, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Idaho, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History
Disease Control - Wyoming, National Forest Service photograph.
Photographs Relating to National Forests, Resource Management Practices, Personnel, and Cultural and Economic History