Forestry summary report / [prepared by U.S. Department of Agriculture Soil Conservation Service, Economic Research Service, Forest Service, in cooperation with Montana Department of Natural Resources and Conservation]
United States. Soil Conservation Service
Montana. Dept. of Natural Resources and Conservation
United States. Dept. of Agriculture. Economic Research Service
United States. Forest Service
Portland, Or.? :USDA-SCS?,1977?
On cover: Clark fork of the Columbia River Basin cooperative study.
Clark Fork (Mont. and Idaho)
Forests and forestry
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