Berenson Library Fototeca 1,076
Adam Matthew Digital (Firm) 917
Gotham Book Mart Collection (University of Pennsylvania) 906
Metropolitan Museum of Art (New York, N.Y.) 806
Films for the Humanities & Sciences (Firm) 630
Films Media Group 619
Muzeʼon Tel Aviv le-omanut 520
De Gruyter 515
Christie, Manson & Woods 409
Ruskin, John, 1819-1900 404
United States Congress 396
Sotheby's (Firm) 392
Muzeʼon Yiśraʼel (Jerusalem) 380
Gosudarstvennyĭ Ėrmitazh (Russia) 305
Museum of Fine Arts, Boston 297
Fratelli Alinari 296
Art Institute of Chicago 295
Fondo Cicognara (Biblioteca apostolica vaticana) 295
National Gallery of Art (U.S.) 292
Rosengarten Family Fund 279
Musée du Louvre 245
Alumni and Friends Memorial Book Fund 239
George Clapp Vaillant Book Fund 234
Leopoldo Cicognara Program (University of Illinois at Urbana-Champaign) 213
University of Pennsylvania 211
ebrary, Inc 208
Alinari 205
Museum of Modern Art (New York, N.Y.) 202
Horace Howard Furness Memorial Library (University of Pennsylvania) 194
Bet ha-omanim (Jerusalem) 192
Tate Gallery 177
Reynolds, Joshua, Sir, 1723-1792 175
Royal Academy of Arts (Great Britain) 174
Victoria and Albert Museum 172
Vasari, Giorgio, 1511-1574 171
British Museum 163
Los Angeles County Museum of Art 153
Tōkyō Kokuritsu Hakubutsukan 153
Christie, Manson & Woods International Inc 150
Cleveland Museum of Art 148
Philadelphia Museum of Art 148
Anderson, D (Domenico) 146
Gosudarstvennyĭ Ėrmitazh (Russia) 145
Picasso, Pablo, 1881-1973 143
ProQuest (Firm) 137
Gombrich, E. H (Ernst Hans), 1909-2001 136
Kunsthistorisches Museum Wien 136
American Art Association 132
Cooper, A. C. 130
Parke-Bernet Galleries 129
Read, Herbert, 1893-1968 129
United States Congress. House 122
Fogg Art Museum 121
Muzeʼon Hertseliyah le-omanut 121
Anderson 120
Muzeʼon Yiśraʼel (Jerusalem) 119
Muzeʼon le-omanut Yiśreʼelit, Ramat Gan 119
Goethe, Johann Wolfgang von, 1749-1832 116
Museum of Fine Arts, Houston 116
Sotheby Parke Bernet Inc 116
Brooklyn Museum 113
EuroArts Music International GmbH 113
Julio Mario Santo Domingo Collection 113
Minneapolis Institute of Arts 113
Anne and Joseph Trachtman Memorial Book Fund 112
Centre Georges Pompidou 112
Gosudarstvennyĭ russkiĭ muzeĭ (Saint Petersburg, Russia) 112
J. Paul Getty Museum 111
Rijksmuseum (Netherlands) 109
American Federation of Arts 108
Gosudarstvennyĭ muzeĭ izobrazitelʹnykh iskusstv imeni A.S. Pushkina 107
Réunion des musées nationaux (France) 107
Detroit Institute of Arts 106
Galleria degli Uffizi 106
Brogi, Giacomo, 1822-1881 105
Brogi 104
Hamburger Kunsthalle 102
Agudat ha-tsayarim ṿeha-pasalim be-Yiśraʼel 101
Yale University Art Gallery 101
Biennale di Venezia 99
Muzeʼon Tel Aviv 99
Museo del Prado 98
Muzeʼon Ḥefah le-omanut ḥadashah (Israel) 98
College Art Association of America 97
Gosudarstvennai︠a︡ Tretʹi︠a︡kovskai︠a︡ galerei︠a︡ 97
Janson, H. W (Horst Woldemar), 1913-1982 97
Musée du Louvre 97
Coomaraswamy, Ananda K (Ananda Kentish), 1877-1947 95
Nationalmuseum (Sweden) 94
Panofsky, Erwin, 1892-1968 93
Staatliche Kunstsammlungen Dresden 93
Ny Carlsberg glyptotek 92
Whitney Museum of American Art 92
Baltimore Museum of Art 91
Sotheby & Co. (London, England) 90
National Gallery of Canada 89
Sigismondi, Roberto, 1952- 89
United States Congress. House. Committee on the library 89
Bonhams 88
United States Congress. House. Committee on the Library 88