Culture Class Collection (University of Pennsylvania) 37,179
Catholic Church 16,040
Christie, Manson & Woods 14,771
Chopin, Frédéric, 1810-1849 11,393
Cicero, Marcus Tullius 10,983
Culinary Collection (University of Pennsylvania) 9,751
Cambridge University Press 9,146
Chopin, Frédéric, 1810-1849 7,980
Charles I, King of England, 1600-1649 7,375
Church of England 7,258
Class of 1924 Book Fund 7,258
Chef Fritz Blank Culinary Archive and Library (University of Pennsylvania) 6,892
Class of 1932 Fund 6,650
Comics Collection (University of Pennsylvania) 6,144
Caroline F. Schimmel Collection of Women in the American Wilderness (University of Pennsylvania) 5,981
China 5,799
Centre Traditio Litterarum Occidentalium 5,497
Charles II, King of England, 1630-1685 5,155
Cervantes Saavedra, Miguel de, 1547-1616 5,061
Committee on Institutional Cooperation 4,971
Commission of the European Communities 4,938
Cruikshank, George, 1792-1878 4,351
Copland, Aaron, 1900-1990 4,140
Criterion Collection (Firm) 4,004
Council of Europe 3,964
Class of 1891 Department of Arts Fund 3,708
Cage, John 3,655
Canada 3,591
California 3,579
Centre national de la recherche scientifique (France) 3,462
Christie, Manson & Woods International Inc 3,282
Chinese Rare Books Project 3,275
Cervantes, Biblioteca Virtual Miguel de 3,200
Class of 1953 Fund 3,179
Cooper, James Fenimore, 1789-1851 3,174
Chicago Symphony Orchestra 3,126
Collection of British and American Fiction, 1660-1830 (University of Pennsylvania) 3,110
Chekhov, Anton Pavlovich, 1860-1904 3,016
Constance L. Rosenthal Book Fund 2,862
Cary Collection of Playing Cards (Beinecke Rare Book and Manuscript Library) 2,847
Carroll, Lewis, 1832-1898 2,775
Caesar, Julius 2,628
Commerce Clearing House 2,600
Concertgebouworkest 2,575
Columbia University Writing Division 2,553
Carey, Mathew, 1760-1839 2,551
Clements C. Fry Collection of Medical Prints and Drawings (Yale Medical Library, Historical Library) 2,537
Chaucer, Geoffrey, -1400 2,524
Corelli, Arcangelo, 1653-1713 2,388
Calvin, Jean, 1509-1564 2,376
Colombia 2,337
Canada Dominion Bureau of Statistics 2,334
Connecticut 2,289
Christie's South Kensington, Ltd 2,269
Conrad, Joseph, 1857-1924 2,255
Clarence J. Marshall Memorial Library Fund 2,233
Covent Garden Theatre 2,231
Confucius 2,167
Chile 2,159
Carlyle, Thomas, 1795-1881 2,140
Couperin, François, 1668-1733 2,094
Church Collection (Brown University) 2,088
Cocteau, Jean, 1889-1963 2,078
Channel Four (Great Britain) 2,071
Clinton, Bill, 1946- 2,070
Česká filharmonie 2,048
Calderón de la Barca, Pedro, 1600-1681 2,023
Cobbett, William, 1763-1835 2,022
Cleveland Orchestra 2,010
Coleridge, Samuel Taylor, 1772-1834 1,995
Corneille, Pierre, 1606-1684 1,982
Cherubini, Luigi, 1760-1842 1,844
Charney, Nicolas H. 1,836
Ceresnjes, Ivan 1,835
California State Automobile Association Cartographic Department 1,811
Carter, Elliott, 1908-2012 1,808
Cuba 1,805
Columbia Pictures 1,796
Canadian Broadcasting Corporation 1,784
Cammarano, Salvatore, 1801-1852 1,765
Carnegie Mellon University Computer Science Department 1,752
Cruikshank, Robert, 1789-1856 1,730
Classes of 1883 and 1884 Fund 1,717
Cowper, William, 1731-1800 1,714
Coltrane, John, 1926-1967 1,685
Council of State Governments 1,660
Columbia TriStar Home Entertainment (Firm) 1,633
Centre Georges Pompidou 1,608
CBS News 1,565
Church of Scotland General Assembly 1,542
Chausson, Ernest, 1855-1899 1,512
Cibber, Colley, 1671-1757 1,508
Columbia TriStar Home Video (Firm) 1,499
Charlton Yarnall Fund 1,492
Callas, Maria, 1923-1977 1,481
Columbia Symphony Orchestra 1,481
Conference Board 1,481
Colman, George, 1762-1836 1,475
Crowe, Larry F. 1,475
Centers for Disease Control and Prevention (U.S.) 1,474