Author
DECADE OF NORTH AMERICAN GEOLOGY
22
DNAG
20
Geological Society of America
20
United States. Forest Service
8
Canadian Forest Service
7
Geological Survey of Canada
6
United States Geological Survey
5
Canada/United States Spruce Budworms Program
4
Canadian Wildlife Service
3
Grieve, R. A. F.
3
Halpenny, J. F.
3
Hawksworth, F. G.
3
Palmer, A. R.
3
Pilkington, M.
3
Random Lengths Publications
3
Random Lengths Publications, Inc
3
Rupert, J. D.
3
UNITED STATES DEPARTMENT OF AGRICULTURE
3
ANIMAL AND PLANT HEALTH INSPECTION SERVICE
2
ANIMAL DAMAGE CONTROL
2
Anderson, Jon P.
2
Anderson, Katherine H.
2
Bartlein, Patrick J.
2
Blackwell, D. D.
2
Commission for Environmental Cooperation
2
Cornell University. Labratory of Ornithology
2
Decade of North American Geology
2
Douglas, E.
2
Engdahl, E. R.
2
GREAT PLAINS AGRICULTURAL COUNCIL
2
Gluskoter, H. J.
2
Grantz, A.
2
House, Homer Doliver, 1878-
2
Johnston, L.
2
Kucera, Daniel R.
2
Larson, G. E.
2
Leckey, Dave
2
Liebhold, A. M.
2
Malhotra, V. M.
2
NATURAL RESOURCES AND RURAL DEVELOPMENT UNIT
2
Ontario Fur Managers Federation
2
Ontario Ministry of Natural Resources
2
Peterson, R. T.
2
RANDOM LENGTHS
2
ROCKY MOUNTAIN FOREST AND RANGE EXPERIMENT STATION
2
Rice, D. D.
2
Shaw, C. G.
2
Sweeney, J. F.
2
Taylor, R. B.
2
Taylor, Robert Gay, 1940-
2
more ...