AM (Publisher) 26
Adam Matthew Digital (Firm) 15
Audubon, John James, 1785-1851 13
Dyer, Julia 11
Burbank, E. A. (Elbridge Ayer), 1858-1949 10
National Audubon Society 10
University of Virginia. Library. Electronic Text Center 10
Winnipeg Art Gallery 10
Axtell, James 9
Minor, Willie 8
Staff, Institute of Medicine 8
Edward E. Ayer Collection (Newberry Library) 7
Bullfrog Films 6
Ereira, Alan 6
Fortune, Jack 6
Parkman, Francis, 1823-1893 6
Bolton, Herbert Eugene, 1870-1953 5
Brooklyn Museum 5
McGee, Thomas D'Arcy, 1825-1868 5
Peterson, Roger Tory, 1908-1996 5
Vecsey, Christopher 5
American Council of Learned Societies 4
Berlo, Janet Catherine 4
Calloway, Colin G. (Colin Gordon), 1953- 4
Fagan, Brian M. 4
Feder, Norman 4
Fixico, Donald Lee, 1951- 4
Gordon, Robert B. (Robert Boyd), 1929- 4
Hodge, Frederick Webb 4
Hufbauer, Gary Clyde 4
International Monetary Fund 4
Kan, Sergei 4
Kanopy (Firm) 4
Mendoza, Lydia 4
Metropolitan Museum of Art (New York, N.Y.) 4
National Gallery of Art (U.S.) 4
National Wildlife Federation 4
Omohundro Institute of Early American History & Culture 4
Penney, David W. 4
Schott, Jeffrey J., 1949- 4
Sibley, David, 1961- 4
Staff, National Research Council 4
Swann, Brian 4
Tinker, George E. 4
Alan B. Campbell Orchestra 3
American Museum of Natural History 3
Barndt, Deborah 3
Barton, Miles 3
Benes, Peter 3
Bessette, Arleen R. 3
Campbell, Thomas J. (Thomas Joseph), 1848-1925 3
Cushner, Nicholas P. 3
Detroit Institute of Arts 3
Dunne, Pete, 1951- 3
Durlach, Darren 3
Elvir, Renier 3
Hakluyt Society 3
Hill, Richard W., Sr 3
James, George Wharton, 1858-1923 3
Jaques, H. E. (Harry Edwin), 1880-1963 3
Jesuits 3
Johnsgard, Paul A. 3
Kelly, Ned 3
Krech, Shepard, III, 1944- 3
LaDuke, Winona 3
Lawson, Robert W. 3
Madrugadores (Musical group) 3
Malone, Patrick M. 3
Mancall, Peter C. 3
Nabokov, Peter 3
National Museum of the American Indian (U.S.) 3
New-York Historical Society 3
Pastor, Robert A. 3
Philbrook Art Center 3
Reddish, Paul 3
Rivett, Sarah 3
Shoemaker, Nancy, 1958- 3
Sleeper-Smith, Susan 3
Southern Plains Indian Museum and Crafts Center (U.S.) 3
Strachwitz, Chris 3
Thwaites, Reuben Gold, 1853-1913 3
Walton, Richard K. 3
William P. Clements Center for Southwest Studies 3
Allen, Thomas J., 1940- 2
Alvarez, C. J. 2
American Ornithologists' Union 2
Anderson, Emma, 1970- 2
Art Institute of Chicago 2
Ash-Milby, Kathleen E. 2
Askins, Robert 2
Australian National University Press 2
Bailyn, Bernard 2
Barbeau, Marius, 1883-1969 2
Barbour, Michael G. 2
Bent, Arthur Cleveland, 1866-1954 2
Bernstein, Bruce 2
Bessette, Alan E. 2
Blaugrund, Annette 2
Brebner, John Bartlet, 1895-1957 2
Browner, Tara, 1960- 2