Author
National Agricultural Library (U.S.)
130
United States Department of Agriculture
74
Sotheby & Co. (London, England)
43
United States Forest Service
42
Food and Agriculture Organization of the United Nations
34
United States National Marine Fisheries Service
29
U.S. Fish and Wildlife Service
25
United States Agricultural Research Service
19
Bebee, Charles N
17
Northeastern Forest Experiment Station (Radnor, Pa.)
17
United States Animal and Plant Health Inspection Service. Veterinary Services. Emergency Programs
17
MacLean, Jayne T
15
United States Environmental Protection Agency. Office of Pesticide Programs
15
American Institute of Medicine
14
Cotton, Charles, 1630-1687
14
Walton, Izaak, 1593-1683
14
Coche, A. G
13
Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
13
Pennington, Catherine E (Catherine Emma)
13
Rafats, Jerry
13
University of California, Davis Agricultural History Center
12
United States Bureau of Sport Fisheries and Wildlife
11
Bethune, George W (George Washington), 1805-1862
10
Commonwealth Agricultural Bureaux
10
Edwards, Everett Eugene, 1900-1952
10
Pacific Northwest Research Station (Portland, Or.)
10
Rocky Mountain Research Station (Fort Collins, Colo.)
10
Warmbrodt, Robert D
10
Engett, Mary Ellen
9
Funk, David T
9
Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.)
9
Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)
9
Thorson, Lee C
9
United States Agricultural History Branch
9
United States Department of Agriculture. Economic Research Service
9
United States Soil Conservation Service
9
Cecil, Evelyn, Mrs., 1865-1941
8
Daniel B. Fearing Collection of Fish and Fishing (Houghton Library)
8
Davis, Elizabeth Gould, 1910-1974
8
Edwards, Everett Eugene, 1900-
8
Gilbert, Henry
8
Intermountain Forest and Range Experiment Station (Ogden, Utah)
8
Oregon State University Forest Research Laboratory
8
United States Department of Agriculture. Library
8
Animal Welfare Information Center (U.S.)
7
Central States Forest Experiment Station (Columbus, Ohio)
7
Colvin, Esther Marie, 1894-
7
Roark, R. C (Ruric Creegan)
7
Sotheby's (Firm)
7
Thompson, Esther Katherine
7
more ...