McWilliams, William H. - Biodiversity Heritage Library

Annual inventory report for Pennsylvania's forests results from the first two years

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By: McWilliams, William H. - Pennsylvania. Bureau of Forestry. - United States. Forest Service. - United States. Forest Service. Northeastern Research Station.

Publication info: Newtown Square, PA, U.S. Dept. of Agriculture, Forest Service, Northeastern Research Station, [2002]

Holding Institution: U.S. Department of Agriculture, National Agricultural Library

Annual inventory report for Pennsylvania's forests results from the first three years

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By: McWilliams, William H. - United States. Forest Service. - United States. Forest Service. Northeastern Research Station.

Publication info: Newtown Square, PA, U.S. Dept. of Agriculture, Forest Service, Northeastern Research Station, [2004]

Holding Institution: U.S. Department of Agriculture, National Agricultural Library

The forests of Maine : 2003

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By: McWilliams, William H. - United States. Forest Service. - United States. Forest Service. Northeastern Research Station.

Publication info: Newtown Square, PA, U.S.Dept. of Agriculture, Forest Service, Northeastern Research Station, [2005]

Holding Institution: U.S. Department of Agriculture, National Agricultural Library