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- U.S. Forest Service, Northern Region1
- U.S. Forest Service, Southern Region1
- U.S. Forest Service, [Eastern Region]1
- U.S. Geological Survey ; For sale by Branch of Distribution, U.S. Geological Survey1
- United States Geological Survey1
- United States Geological Survey ; Branch of Distribution, U.S. Geological Survey1
- Ústřední ústav geologický1
- West Virginia Geological and Economic Survey1
- [Central Intelligency Agency] : For sale by the Supt. of Docs., U.S. G.P.O.1
- publisher not identified1
