Libro 979,585 Electrónico 7,238 Desconocido 1,967 Audiom 1,700 Revista 607 Documento de Gobierno 575 Manuscrito 480 Tesis 471 Capítulo de libro 423 Conjunto 404 Procedimiento de la Conferencia 292 Seriadas 171 Fotografía 27 Artículo 10 Partituras 7 Mapa 5 Material de referencia 4 Objeto Físico 1 ver todos ...

P - Lenguaje y literatura 804,247 M - Música 10,462 D - Historia mundial 5,036 H - Ciencias sociales 3,270 B - Filosofía, psicología, religión 2,707 A - Trabajos generales 2,179 G - Geografía, antropología, recreación 1,977 F - Historia general americana 1,934 Z - Ciencias bibliotecológicas 1,336 N - Finas artes 1,255 E - Historia de los Estados Unidos 970 Q - Ciencia 777 C - Ciencias históricas 667 T - Tecnología 524 S - Agricultura 465 R - Medicina 431 J - Ciencias políticas 385 L - Educación 347 U - Ciencias militares 241 K - Leyes 225 V - Ciencias navales 99 ver todos ...

Gotham Book Mart Collection (University of Pennsylvania) 17,243 St. Martin's Press/Tor Archive (Brown University) 9,008 Comics Collection (University of Pennsylvania) 4,528 Caroline F. Schimmel Collection of Women in the American Wilderness (University of Pennsylvania) 3,986 Steven Rothman Collection of Comics, Cartoons, and Graphic Novels (University of Pennsylvania) 3,811 Culture Class Collection (University of Pennsylvania) 3,497 American Culture Class Collection (University of Pennsylvania) 2,740 Penn Sexuality Collection (University of Pennsylvania) 2,193 Katzoff Collection (Brown University) 2,103 Terry Belanger Collection 2,013 Gay Pulp Fiction (Brown University) 1,988 Gift of the William Way LGBT Community Center (University of Pennsylvania) 1,881 Julio Mario Santo Domingo Collection 1,856 Rosengarten Family Fund 1,818 Dickens, Charles, 1812-1870 1,779 Sallie Bingham Center for Women's History and Culture 1,771 Collection of British and American Fiction, 1660-1830 (University of Pennsylvania) 1,731 Mark B. Adams Science Fiction Collection (University of Pennsylvania) 1,638 Committee on Institutional Cooperation 1,539 Indiana University Digital Library Program 1,472 Swift, Jonathan, 1667-1745 1,460 Scott, Walter, 1771-1832 1,406 Diversity Award Winning and Notable Children's and Young Adult Books (University of Pennsylvania) 1,403 Defoe, Daniel, 1661?-1731 1,335 Leona Bowman Carpenter Collection of English and American Literature 1,249 American and French Research on the Treasury of the French Language (Project) 1,225 Cooper, James Fenimore, 1789-1851 1,171 Leonard L. Milberg Collection of Irish Prose 1,154 Joanna Banks Collection of African American Books (University of Pennsylvania) 1,153 DC Comics, Inc 1,151 ver todos ...

English 545,686 French 82,053 Spanish 70,723 German 59,466 Russian 43,539 Hebrew 35,840 Chinese 35,073 Italian 24,062 Arabic 23,594 Japanese 15,928 Portuguese 11,292 Korean 9,075 Polish 8,729 Greek 6,469 Ukrainian 5,436 Persian 5,407 Dutch 5,180 Czech 5,150 Turkish 4,747 Hindi 4,365 Swedish 4,147 Bengali 4,101 Yiddish 3,364 Vietnamese 3,280 Urdu 3,145 Tamil 3,042 Danish 2,401 Norwegian 2,166 Hungarian 1,936 Marathi 1,603 ver todos ...

20th century 41,359 1900-1999 25,784 19th century 24,662 21st century 24,363 2000-2099 15,784 1939-1945 8,983 1800-1899 8,805 18th century 8,168 21e siècle 6,351 1900 - 1999 5,123 Early works to 1800 3,527 Civil War, 1861-1865 3,516 Revolution, 1775-1783 2,571 1939 - 1945 2,529 1914-1918 2,464 1700-1799 2,427 20e siècle 2,294 Revolution, 1917-1921 1,735 1800 - 1899 1,689 17th century 1,537 Colonial period, ca. 1600-1775 1,362 21e siècle 1,341 16th century 1,339 Civil War, 1936-1939 1,265 1861-1865 1,198 2000 - 2099 1,180 1961 - 1975 1,149 Revolution, 1789-1799 1,149 19e siècle 965 1564-1616 861 ver todos ...

United States 34,963 England 31,523 France 18,603 New York (State) 14,279 Great Britain 12,952 China 12,529 New York 11,497 Israel 10,433 California 9,246 Germany 8,924 New York (N.Y.) 8,712 Italy 8,196 India 8,114 London 7,752 Spain 7,637 Soviet Union 6,992 London (England) 6,842 Japan 6,403 Ireland 5,802 Russia 5,536 Russia (Federation) 5,422 Mexico 5,147 Scotland 4,031 Poland 4,002 Massachusetts 3,974 Africa 3,695 Paris 3,652 Canada 3,636 Paris (France) 3,616 Australia 3,434 ver todos ...