USDA Forest Service:
1947. Original 1947 aerial survey reporting map of the Blue Mountain region showing areas of western spruce budworm (BS) and Douglas-fir tussock moth (TM) defoliation.
USDA Forest Service:
1947. Original 1947 aerial survey map of the Whitman National Forest showing areas of western spruce budworm (BS) defoliation.
USDA Forest Service:
1952. Original 1952 aerial survey map of the Deschutes National Forest showing areas of insect-caused tree mortality and defoliation.
USDA Forest Service:
1954. Door of Cessna 170-B removed to show positions and equipment of aerial survey crew. Pilot J.F. Wear. Observers W.J. Buckhorn (front) and V.V. Poole (rear). Hillsboro Airport, Oregon.
USDA Forest Service:
1954. Door of Cessna 170-B removed to show positions and equipment of aerial forest insect and disease detection survey crew. Pilot John F. Wear. Observers Walter J. Buckhorn (front) holding sketch map and V.V. Poole (rear). Hillsboro Airport, OR.
USDA Forest Service:
1954. Door of Cessna 170-B removed to show positions and equipment of aerial forest insect and disease detection survey crew. Pilot John F. Wear. Observers Walter J. Buckhorn (front) holding sketch map and V.V. Poole (rear). Hillsboro Airport, Oregon.
USDA Forest Service:
1955. Original aerial survey map of the Whitman National Forest showing areas of western spruce budworm (BS) defoliation and a variety of other insect-caused areas of tree mortality. The map also shows areas that were sprayed for budworm in 1955.
USDA Forest Service:
c.1957. Walter J. Buckhorn demonstrates sketch-mapping in the cockpit of a Cessna.
USDA Forest Service:
1965. USFS forest entomologist and aerial observer Robert E. Dolph (right) sketch mapping. Unknown pilot.
USDA Forest Service:
c.1966. Edward Stone in front of IBM computer tape bank. Washington, D.C.
USDA Forest Service:
1967. Edward Stone reading printout sheet in front of IBM 360 computer. Washington, DC.
USDA Forest Service:
c.1970. Map of Forest Insect Reporting Areas, prepared by the Insect and Disease Control Branch, Division of Timber Management. Portland, Oregon.
USDA Forest Service:
1969. IBM System 360 computer. Automated Data Processing Center. USDA South Building, Washington, DC.
USDA Forest Service:
1970. Aerial detection survey summary report, "Extent of Damage in Oregon in 1970 by Reporting Area and B.F." This page shows tree damage summarized for ranger districts on the Rogue River National Forest in Oregon.
USDA Forest Service:
1974. Statistician Tommy F. Gregg (right) compiling data. OR/WA/ID Douglas-fir tussock moth control project.
USDA Forest Service:
c.1976. Tommy Gregg (left) and Bob Harvey in nomex flight suits re-folding aerial survey maps for the next flight leg.
USDA Forest Service:
c.1979. Oregon Department of Forestry aerial observer Gene Irwin sketch mapping insect and disease activity.
USDA Forest Service:
1979. Aerial survey sketch map showing insect and disease damage polygons and ownerships. Polygons were summarized/ownership by dot-counting acres, number of trees and centers for each damage-causing agent. Wallowa-Whitman National Forest, Oregon.
USDA Forest Service:
c.1979. Acres of insect and disease polygons on paper aerial survey maps were hand-calculated using either a planimeter or a dot-grid printed on transparent acetate. This process was replaced with a Geographic Information System (GIS) in Region 6 in 1988.
USDA Forest Service:
1979. Aerial insect detection survey summary report, "Extent of Damage in Oregon in 1979 by Reporting Area and B.F." This page shows tree damage summarized for ranger districts on the Deschutes National Forest in Oregon.
USDA Forest Service:
1979. Donald J. Goheen checking aerial survey data reports. Regional Office, Portland, Oregon.
USDA Forest Service:
1981. LeRoy Kline (ODF) sketch mapping.
USDA Forest Service:
1981. Oregon Department of Forestry forest entomologist and aerial observer LeRoy Kline sketch mapping insect and disease activity.
USDA Forest Service:
1988. Early aerial survey data digitizing. Forest Pest Management. Regional Office, Portland, Oregon.
USDA Forest Service:
1988. Early aerial survey data digitizing. Forest Pest Management. Regional Office, Portland, Oregon.
USDA Forest Service:
1989. Tommy Gregg with an early digitizing table behind him. Tommy led the first efforts to automate the Region 6 aerial detection survey GIS data. Portland, Oregon.
USDA Forest Service:
1998. William M. Ciesla.
USDA Forest Service:
c.1992. John Dabritz and Julie Johnson. Portland, Oregon.
USDA Forest Service:
c.1993. Keith Sprengel working on aerial survey maps in the Regional Office map room. Portland, Oregon.
USDA Forest Service:
1994. Theresa Valentine. Forest Health Analytical Biologist with the Southern Region. Regional Office, Atlanta, Georgia.
