Author
United States. National Park Service
Geological Survey (U.S.)
25
United States. Forest Service
5
Geological Survey of Wyoming
3
Huber, N. King 1926-
3
Love, J. D. 1913-2002
3
University of Wyoming. Department of Geology
3
Audubon Colorado
2
Colorado Field Ornithologists
2
Colorado Natural Heritage Program
2
Colorado. State Board of the Great Outdoors Colorado Trust Fund
2
Geological Survey (U.S.),
2
Gionfriddo, James Paul
2
Good, John M. 1924-
2
Ingersoll, George P.
2
Murie, Adolph, 1899-1974
2
Nelson, Ruth Ashton, 1896-1987
2
Olympic National Park (Agency : U.S.)
2
Playa Lakes Joint Venture
2
Rocky Mountain Bird Observatory
2
Schaaf, Jeanne Marie, 1953-
2
Southworth, Scott, 1957-
2
Stevens, Joe
2
Alaska Natural History Association
1
Baharie, Brian
1
Ballard, Warren B.
1
Brantley, Steven R.
1
Brezinski, David K.
1
Buono, A.
1
Burgess, A. J.,
1
Butowsky, Harry A.
1
Center for Coastal Monitoring and Assessment (U.S.). Biogeography Branch
1
Center for Coastal Monitoring and Assessment (U.S.). Biogeography Program
1
Clynne, M. A.
1
Colorado. Division of Parks and Outdoor Recreation
1
Colorado. Division of Wildlife
1
Colorado. Parks and Wildlife
1
Culver, Denise R.
1
Federico, Anthony C.
1
Franklin, Jerry F.
1
Gordon, Ellis D. 1913-
1
Grand Teton National Park (Agency : U.S.)
1
Halvorson, William L. 1943-
1
Handy, A. H.
1
Harden, Deborah Reid
1
Hardy, Mark A.
1
Heliker, C. C.
1
Higer, Aaron L.
1
Interagency Grizzly Bear Study Team
1
Janda, Richard J.
1
more ...