USDA Forest Service:
1931. Wesley Grey and mechanic. Hemlock looper control project. Pacific and Grays Harbor Counties, WA.
USDA Forest Service:
1931. Western hemlock looper control project. Pacific and Grays Harbor Counties, Washington.
USDA Forest Service:
1934. Ranger Smith Taylor (left) and aerial photographer Lage Wernstedt. Oregon.
USDA Forest Service:
1934. Aerial photo mission. Mt. Hood and Willamette National Forests, Oregon.
USDA Forest Service:
1945. Airplane taking off with load of spray. Hemlock looper control project. Clatsop County, Oregon.
USDA Forest Service:
1945. Airplane taking off with load of spray. Hemlock looper control project. Clatsop County, Oregon.
USDA Forest Service:
1945. Airplane taking off with load of spray. Hemlock looper control project. Clatsop County, Oregon.
USDA Forest Service:
1945. Seaside airstrip with drums of fish oil and solvent in the foreground. Western hemlock looper control project. Clatsop County, Oregon.
USDA Forest Service:
1945. Aerial view of Seaside airstrip. Hemlock looper control project. Clatsop County, Oregon.
USDA Forest Service:
1945. Aerial view showing distant view of Seaside airstrip. Hemlock looper control project. Clatsop County, Oregon.
USDA Forest Service:
1945. Waco airplane. Hemlock looper control project. Clatsop County, Oregon.
USDA Forest Service:
1945. Loaded plane - hemlock looper control project. Clatsop County, Oregon.
USDA Forest Service:
1947. Aerial view of landing strip north of Laird Park along Highway 6 in northern Idaho. Douglas-fir tussock moth control project.
USDA Forest Service:
1947. Constructing a landing field in a pasture two miles north of Laird Park, Idaho. Douglas-fir tussock moth control project.
USDA Forest Service:
1948. Helicopter taking off from Kinzua road. Western spruce budworm control project. Kinzua, Oregon.
USDA Forest Service:
1948. Helicopter taking off from Kinzua Road. Spruce budworm control project. Kinzua, Oregon.
USDA Forest Service:
1948. N3N-3 Navy Trainer bi-plane leaving the Sanford Airport and heading for the burned area to spread another hopper load of the white pine seed-saw dust "mix". Maine.
USDA Forest Service:
1949. Airstrip for western spruce budworm control project. Mt. Hood area, Oregon.
USDA Forest Service:
1949. Stearman on runway. Western spruce budworm control project. Mt. Hood area, Oregon.
USDA Forest Service:
1950. Big Rock Flat airstrip. Western spruce budworm control project. Kinzua, Oregon.
USDA Forest Service:
1950. Meacham landing strip, base for spraying operation, Meacham Unit. Western spruce budworm control project. Group of buildings on the right are those of U.S. Weather Station. Umatilla National Forest, Oregon.
USDA Forest Service:
1950. BT-13 Planes of Ken Tyler's Flight Service of New York, lined up on Elgin air field prior to spraying operations. Western spruce budworm control project. Umatilla National Forest, Oregon.
USDA Forest Service:
1950. Douglas B-18 of Ken Tyler Flight Service gassing up at La Grande, Oregon air field. DDT insecticide capacity of this plane is 1,000 gallons. Was used on Elgin Unit of the Spruce Budworm Project. Umatilla National Forest, Oregon.
USDA Forest Service:
1952. W.J. Buckhorn (left), J. Miller (Beltsville, Maryland) and J.G. (last name illegible), with Beltsville aircraft. Dahl Mill airstrip. Mt. Hood National Forest, Oregon.
USDA Forest Service:
1952. Blowdown and bark beetle aerial survey crews preparing to take off. Eugene, OR.
USDA Forest Service:
1952. New beetle spots are located from the air and noted on aerial photos. Ranger J.O. Kirby and aerial observer Ralph Posey go over a set of photos. Crosby Airport, Homochitto NF, Mississippi.
USDA Forest Service:
1953. Spray solution storage tanks, airplanes, and office tent at the Helena airstrip. Helena National Forest, Montana.
USDA Forest Service:
1954. Walter J. Buckhorn showing survival gear pack worn during aerial detection surveys. Contents consist of: let-down rope, first aid kit, matches, and malted milk tablets. Hillsboro Airport, Oregon.
USDA Forest Service:
1954. Pilot John F. Wear demonstrates survival gear pack worn on leg during aerial forest insect detection surveys. Hillsboro Airport, Oregon.
USDA Forest Service:
1954. USDA Forest Service Cessna 170B aerial survey plane, N2494D. Eugene Airpark, Oregon.
