Author
Sotheby's (Firm)
Gotham Book Mart Collection (University of Pennsylvania)
18
Audubon, John James, 1785-1851
7
History of Science Collection (Brown University)
5
Sotheby Parke Bernet Inc
5
Horace Howard Furness Memorial Library (University of Pennsylvania)
4
Martin, H. Bradley (Henry Bradley), 1906-1988
4
Bryson Dance Collection (Brown University)
3
Chagall, Marc, 1887-1985
3
Chester and Davida Herwitz Charitable Trust
3
Du Boisrouvray, Guy, comte, 1903-
3
Eastern Baptist Theological Seminary
3
Sotheby Parke Bernet & Co
3
Sothebys (Firm)
3
Whitechapel Art Gallery
3
Blackmer, Henry Myron, 1923-1988
2
Catlin, George, 1796-1872
2
Christie, Manson & Woods International Inc
2
Courtauld Institute of Art
2
Ehrenfeld, William K., 1934-2005
2
Gere, John A
2
Goodman, Stacy
2
Gough, Richard, 1735-1809
2
Howard, George, 1920-1984
2
International Crane Foundation
2
Josephine, Empress, consort of Napoleon I, Emperor of the French, 1763-1814
2
Liu, Yu
2
Morandi, Giorgio, 1890-1964
2
Nichols, John, 1745-1826
2
Picasso, Pablo, 1881-1973
2
Sargent, John Singer, 1856-1925
2
Siebert, Frank T (Frank Thomas), 1912-1998
2
Sotheby & Co. (London, England)
2
Sotheby's Monaco S.A
2
St. Michael's College (Tenbury, England)
2
Turkkan-Wille, Fatma
2
Turner, J. M. W (Joseph Mallord William), 1775-1851
2
Wang, Tao
2
Wang, Tao, 1962-
2
Abbey, J. R (John Roland), 1896-1969
1
Abrams, George
1
Abrams, George, 1919-2001
1
Abramsky, Chimen, 1916-2010
1
Achenbach Art Consulting
1
Andy Warhol Foundation for the Visual Arts
1
Archer, Kenneth
1
Art Forum (Vaduz, Switzerland)
1
Art Institute of Chicago
1
ArtLink, Ltd. (Tel Aviv)
1
ArtLink, limited
1
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