Adam Matthew Digital (Firm) 15 Touring club italiano 13 Charles, Victoria 11 Audubon, John James, 1785-1851 10 Adams, Ansel, 1902-1984 9 Amon Carter Museum of Western Art 9 Museum of Modern Art (New York, N.Y.) 9 Wellcome Library 9 Becher, Bernd, 1931-2007 8 British Library 8 Cohen, David, 1955- 7 Curtis, Edward S., 1868-1952 7 Evans, Walker, 1903-1975 7 International Center of Photography 7 Philadelphia Museum of Art 7 Adams, Robert, 1937- 6 Becher, Hilla 6 Dennis G. Crow Ltd 6 Smolan, Rick 6 Souter, Gerry 6 United States. Farm Security Administration 6 Worcester Art Museum 6 Blum, Daniel C. 5 Burns, Ken, 1953- 5 Burtynsky, Edward, 1955- 5 Capa, Robert, 1913-1954 5 Famighetti, Michael, 5 Lange, Dorothea 5 Library of Congress 5 Lorant, Stefan, 1901-1997 5 Metropolitan Museum of Art (New York, N.Y.) 5 Morris Museum of Art (Augusta, Ga.) 5 National Gallery of Art (U.S.) 5 Palmquist, Peter E. 5 Porter, Eliot, 1901-1990 5 Priamo, Luis 5 Strand, Paul, 1890-1976 5 Time-Life Books 5 Aperture Foundation 4 Bourke-White, Margaret, 1904-1971 4 Bridges, Marilyn 4 Brodskai︠a︡, N. V. 4 Chamberlain, Samuel, 1895-1975 4 Chrysler Museum 4 Davidson, Marshall B. 4 Duncan, David Douglas 4 Feininger, Andreas, 1906-1999 4 Gardner, Alexander, 1821-1882 4 Grogan, Kevin 4 Harris, Alex, 1949- 4 Hine, Lewis Wickes, 1874-1940 4 Hood Museum of Art 4 Jewish Museum (New York, N.Y.) 4 Johnson, Brooks 4 Kenna, Michael 4 Koninklijk Museum voor Schone Kunsten (Belgium) 4 Mark, Mary Ellen, 1940- 4 Misrach, Richard, 1949- 4 Muybridge, Eadweard, 1830-1904 4 National Historical Society 4 New-York Historical Society 4 Salgado, Sebastião, 1944- 4 Stebbins, Theodore E. 4 Szarkowski, John 4 Tucker, Anne 4 Victoria and Albert Museum 4 Vishniac, Roman, 1897-1990 4 W. Lawrence (Firm) 4 Watkins, Carleton E., 1829-1916 4 Wilkins, Cary, 1954- 4 Worswick, Clark 4 Abbott, Berenice, 1898-1991 3 Ackermann, Rudolph, 1764-1834 3 Adam Matthew Digital (Firm), 3 Ambrose, Stephen E. 3 American Museum of Natural History 3 Arnold, Eve 3 Atget, Eugène, 1857-1927 3 Birmingham Museum of Art (Birmingham, Ala.) 3 Boston University. Art Gallery 3 Brassaï, 1899-1984 3 Buffalo Bill Historical Center 3 Camner, James 3 Coles, Robert 3 Collaer, Paul, 1891-1989 3 Corcoran Gallery of Art 3 Davis, William C., 1946- 3 Dorfman, Elena, 1965- 3 Doyle, Bill 3 Edward E. Ayer Collection (Newberry Library) 3 Frank, Robert, 1924- 3 Freire, Carlos, 1945- 3 Galassi, Peter 3 Gerald Peters Gallery 3 Gleason, David K. 3 Heimann, Jim, 1948- 3 Horan, James D. 1914-1981 3 Hughes, Langston, 1902-1967 3 International Museum of Photography at George Eastman House 3 J. Paul Getty Museum 3