Oregon State University Department of Forest Engineering, 215 Peavy Hall, Corvallis, OR 97331 United States
State University of New York College of Environemntal Science and Forestry Faculty of Forestry, 1 Forestry Drive 211 Marshall Hall, Syracuse, NY 13210 United States
Oregon State University Department of Forest Engineering, 215 Peavy Hall, Corvallis, OR 97331 United States
U.S. Geological Survey, 10 Bearfoot Road, Northborough, MA 01532 United States
U.S. Gelogical Survey, P.O. Box 628, Montpelier, VT 05601 United States
Oregon State University Department of Forest Engineering, 215 Peavy Hall, Corvallis, OR 97331 United States
State University of New York College of Environemntal Science and Forestry Faculty of Forestry, 1 Forestry Drive 211 Marshall Hall, Syracuse, NY 13210 United States