Adam Matthew Digital (Firm) 8,948
Gotham Book Mart Collection (University of Pennsylvania) 4,976
Metropolitan Museum of Art (New York, N.Y.) 3,757
United States National Aeronautics and Space Administration 3,256
New York (N.Y.) Landmarks Preservation Commission 2,452
Picasso, Pablo, 1881-1973 2,245
De Gruyter 2,224
Rosengarten Family Fund 2,201
Museum of Modern Art (New York, N.Y.) 1,811
ebrary, Inc 1,728
Alumni and Friends Memorial Book Fund 1,655
National Gallery of Art (U.S.) 1,515
Gosudarstvennyĭ Ėrmitazh (Russia) 1,480
Victoria and Albert Museum 1,430
Art Institute of Chicago 1,410
Biennale di Venezia 1,398
Museum of Fine Arts, Boston 1,294
Sotheby's (Firm) 1,263
Arts Council of Great Britain 1,223
Musée du Louvre 1,202
George Clapp Vaillant Book Fund 1,172
Le Corbusier, 1887-1965 1,166
Sallie Bingham Center for Women's History and Culture 1,061
Centre Georges Pompidou 1,047
ProQuest (Firm) 1,020
Leonardo, da Vinci, 1452-1519 1,011
Anne S.K. Brown Military Collection 1,006
Whitney Museum of American Art 994
Rembrandt Harmenszoon van Rijn, 1606-1669 970
Tate Gallery 946
Anne and Joseph Trachtman Memorial Book Fund 927
Royal Academy of Arts (Great Britain) 920
Culture Class Collection (University of Pennsylvania) 892
National Gallery (Great Britain) 863
British Museum 862
Gu gong bo wu yuan (China) 856
Christie, Manson & Woods 838
Los Angeles County Museum of Art 837
Amsterdam (Netherlands) Stedelijk Museum 835
Gogh, Vincent van, 1853-1890 826
Matisse, Henri, 1869-1954 801
Solomon R. Guggenheim Museum 794
Gosudarstvennyĭ russkiĭ muzeĭ (Saint Petersburg, Russia) 784
Philadelphia Museum of Art 780
Dürer, Albrecht, 1471-1528 770
Michelangelo Buonarroti, 1475-1564 770
Museo del Prado 743
Tōkyō Kokuritsu Hakubutsukan 742
Goya, Francisco, 1746-1828 734
Harvard University Graduate School of Design 732
Klee, Paul, 1879-1940 727
Chagall, Marc, 1887-1985 720
Réunion des musées nationaux (France) 709
Musée national d'art moderne (France) 701
Guo li gu gong bo wu yuan 687
Julio Mario Santo Domingo Collection 672
Galeries nationales du Grand Palais (France) 662
Langley Research Center 656
Class of 1924 Book Fund 655
Wright, Frank Lloyd, 1867-1959 653
J. Paul Getty Museum 636
Hamburger Kunsthalle 631
Cramer Silver and Decorative Arts Collection (Brown University) 627
National Gallery of Canada 622
Ruskin, John, 1819-1900 617
Muzeʼon Yiśraʼel (Jerusalem) 615
Cleveland Museum of Art 613
Rijksmuseum (Netherlands) 612
Haags Gemeentemuseum 607
Dutch Culture Class Collection (University of Pennsylvania) 606
Gosudarstvennyĭ Ėrmitazh (Russia) 600
Raphael, 1483-1520 600
Miró, Joan, 1893-1983 592
Warhol, Andy, 1928-1987 573
Museo Nacional Centro de Arte Reina Sofía 572
Beuys, Joseph 569
Obrist, Hans Ulrich 569
Brooklyn Museum 567
Kunsthaus Zürich 566
Marlborough Gallery 565
England and Wales Parliament 564
Rodin, Auguste, 1840-1917 564
Musée d'Orsay 563
Museum of Fine Arts, Houston 560
Adam H. Fetterolf Fund 552
Gosudarstvennai︠a︡ Tretʹi︠a︡kovskai︠a︡ galerei︠a︡ 550
Kandinsky, Wassily, 1866-1944 549
Museum Boymans-Van Beuningen 543
Kennedy Galleries 541
Graphische Sammlung Albertina 539
Gilbert, Shirley, and Marilyn Luber Collection (University of Pennsylvania) 535
Lisa Unger Baskin Collection (David M. Rubenstein Rare Book & Manuscript Library) 531
Class of 1932 Fund 520
Rubens, Peter Paul, 1577-1640 520
Musée du Louvre 517
Detroit Institute of Arts 516
Taylor & Francis eBooks 512
Hayward Gallery 508
Gosudarstvennyĭ russkiĭ muzeĭ (Saint Petersburg, Russia) 507
M. Knoedler & Co 505