Author
SpringerLink (Online service)
312 results
Geological Survey (U.S.)
225 results
Gale (Firm)
216 results
NetLibrary, Inc
166 results
American Museum of Natural History
150 results
British Museum (Natural History)
126 results
Wisconsin Geological and Natural History Survey
120 results
ProQuest (Firm)
119 results
State Geological and Natural History Survey of Connecticut
119 results
Field Museum of Natural History
90 results
United States. National Park Service
69 results
Schmidt, Karl Patterson, 1890-1957
64 results
ebrary, Inc
60 results
EBSCOhost
54 results
Wisconsin. Division of Highways
52 results
Nitecki, Matthew H.
50 results
JSTOR (Organization)
48 results
Holland, W. J. (William Jacob), 1848-1932
43 results
Natural History Museum (London, England)
42 results
National Museum of Natural History (U.S.)
41 results
Buffon, Georges Louis Leclerc, comte de, 1707-1788
39 results
Bacon, Francis, 1561-1626
35 results
Inger, Robert F.
35 results
Library of Congress. Congressional Research Service
35 results
Rand, Austin Loomer, 1905-1982
35 results
Smithsonian Institution
35 results
British Museum (Natural History). Department of Zoology
34 results
Hall, E. Raymond (Eugene Raymond), 1902-1986
32 results
Pluche, Noël Antoine, 1688-1761
32 results
Darwin, Charles, 1809-1882
31 results
Osgood, Wilfred Hudson, 1875-1947
30 results
Elliot, Daniel Giraud, 1835-1915
28 results
Duellman, William E. (William Edward), 1930-
27 results
Chicago Natural History Museum
26 results
Smithsonian Institution. Press
26 results
Muir, John, 1838-1914
25 results
Rawley, William, 1588?-1667
25 results
Time-Life Books
24 results
Florida Museum of Natural History
23 results
Hudson, W. H. (William Henry), 1841-1922
23 results
Illinois. Natural History Survey Division
23 results
Albin, Eleazar, active 1713-1759
22 results
Burroughs, John, 1837-1921
22 results
Films for the Humanities (Firm)
22 results
Patterson, Bryan, 1909-1979
22 results
Roy, Sharat Kumar, 1897-1962
22 results
Taylor & Francis
22 results
Blake, Emmet Reid, 1908-1997
21 results
Meek, Seth E. (Seth Eugene), 1859-1914
21 results
Thoreau, Henry David, 1817-1862
21 results
more…