Author
Calvert, W. W.
2
Canadian Forestry Service
2
American Lumber Standards Committee. Board of Review
1
Canada Department of Forestry
1
Canadian Lumber Standards Accredition Board
1
Canadian Lumberman's Association
1
Carpenter, Roswell D.
1
Jenkins, J. H.
1
Lamson, Neil
1
Lockard, C. R., 1900-
1
Maritime Lumber Bureau
1
Mills, Brooks
1
National Lumber Grades Authority
1
Nova Scotia Department of Natural Resources
1
Petro, F. J.
1
Putnam, J. A.
1
Quebec Lumber Manufacturers' Association
1
United States Departmnet of Agriculture. Forest Service. Northeastern Area State & Private Forestry
1
W.W. Calvert & Associates
1