Author
Echelberger, H. E.
1
Luloff, A. E.
1
Maine. Bureau of Forestry
1
NORTHEASTERN FOREST EXPERIMENT STATION
1
New Hampshire. Division of Forests and Lands
1
Nova Scotia Department of Lands and Forests. Forest Resource Planning and Mensuration Division
2
Nova Scotia. Forest Resources Planning and Mensuration Division
2
Schmidt, F. E.
1
United States. Forest Service
1
United States. Forest Service, Northeastern Area
1
Vermont. Forest Resource Protection
1