Gotham Book Mart Collection (University of Pennsylvania) 47,320 United States Congress 18,299 United States 18,255 Harris Collection of American Poetry and Plays (Brown University) Poetry, 1951-1975 17,911 De Gruyter 17,792 ebrary, Inc 17,774 Horace Howard Furness Memorial Library (University of Pennsylvania) 17,621 Shakespeare, William, 1564-1616 15,746 Harris Collection of American Poetry and Plays (Brown University) Poetry, 1976-2000 14,733 Culture Class Collection (University of Pennsylvania) 11,692 St. Martin's Press/Tor Archive (Brown University) 11,446 Harris Collection of American Poetry and Plays (Brown University) Poetry, 2001-2025 10,498 Fiske Icelandic Collection 8,158 Harris Collection of American Poetry and Plays (Brown University) Poetry, 1926-1950 7,943 ProQuest (Firm) 7,127 Linckesche Leihbibliothek 6,872 Harris Collection of American Poetry and Plays (Brown University) Poetry, 1901-1925 6,766 Harris Collection of American Poetry and Plays (Brown University) Collections and Anthologies 6,629 American Culture Class Collection (University of Pennsylvania) 6,239 Rosengarten Family Fund 6,196 Comics Collection (University of Pennsylvania) 5,824 Harold Jantz Collection of German Baroque Literature and German Americana 5,760 Warner Home Video (Firm) 5,654 Sallie Bingham Center for Women's History and Culture 5,308 Harris Collection of American Poetry and Plays (Brown University) Poetry, 1609-1875 5,283 Julio Mario Santo Domingo Collection 5,262 Goethe, Johann Wolfgang von, 1749-1832 4,898 Alumni and Friends Memorial Book Fund 4,449 Harris Collection of American Poetry and Plays (Brown University) Poetry, 1876-1900 4,426 Duke University Library. Lanson Collection 4,375 Committee on Institutional Cooperation 4,335 Indiana University Digital Library Program 4,271 Cicero, Marcus Tullius 4,241 Caroline F. Schimmel Collection of Women in the American Wilderness (University of Pennsylvania) 4,152 Steven Rothman Collection of Comics, Cartoons, and Graphic Novels (University of Pennsylvania) 4,013 English Culture Class Collection (University of Pennsylvania) 3,775 Dante Alighieri, 1265-1321 3,709 Dickens, Charles, 1812-1870 3,650 Edwin and Terry Murray Collection (David M. Rubenstein Rare Book & Manuscript Library) 3,591 David E. Pingree Collection (Brown University) 3,530 NetLibrary, Inc 3,378 Homer 3,241 Harris Collection of American Poetry and Plays (Brown University) Plays, 1976-2000 3,191 Twentieth Century Fox Home Entertainment, Inc 3,158 Leonard L. Milberg Collection of American Poetry 3,150 Adam Matthew Digital (Firm) 3,143 ProQuest ebook central 3,116 Harris Collection of American Poetry and Plays (Brown University) Plays, 1926-1950 3,114 Virgil 3,103 Cervantes Saavedra, Miguel de, 1547-1616 3,088 Harris Collection of American Poetry and Plays (Brown University) Plays, 1901-1925 3,083 Criterion Collection (Firm) 3,052 Horace Howard Furness Memorial Fund 2,951 Parke-Bernet Galleries 2,942 Lisa Unger Baskin Collection (David M. Rubenstein Rare Book & Manuscript Library) 2,926 Shou du tu shu guan 2,903 Qing Menggu Che wang fu cang qu ben bian ji wei yuan hui 2,895 Beijing gu ji chu ban she 2,894 Katzoff Collection (Brown University) 2,870 Harris Collection of American Poetry and Plays (Brown University) Plays, 1951-1975 2,825 Scott, Walter, 1771-1832 2,728 Horace 2,679 Euripides 2,632 Pillar Collection (Brown University) 2,525 Penn Sexuality Collection (University of Pennsylvania) 2,519 Project Muse 2,498 Clements C. Fry Collection of Medical Prints and Drawings (Yale Medical Library, Historical Library) 2,491 Lovecraft Collection (Brown University) 2,464 Metro-Goldwyn-Mayer 2,451 Ovid, 43 B.C.-17 A.D. or 18 A.D 2,446 Milton, John, 1608-1674 2,427 Kipling, Rudyard, 1865-1936 2,329 Stevenson, Robert Louis, 1850-1894 2,328 Joanna Banks Collection of African American Books (University of Pennsylvania) 2,321 Twentieth Century-Fox Film Corporation 2,237 Molière, 1622-1673 2,234 Aristotle 2,227 Leona Bowman Carpenter Collection of English and American Literature 2,208 Collection of British and American Fiction, 1660-1830 (University of Pennsylvania) 2,203 Sophocles 2,195 EBSCOhost 2,159 Samuel R. Delany Library (Beinecke Rare Book and Manuscript Library) Reading Library 2,155 Terry Belanger Collection 2,153 Paramount Pictures Corporation 2,136 Gift of the William Way LGBT Community Center (University of Pennsylvania) 2,130 WPA Film Library 2,123 Mark B. Adams Science Fiction Collection (University of Pennsylvania) 2,121 Twain, Mark, 1835-1910 2,120 Anne and Joseph Trachtman Memorial Book Fund 2,087 Tolstoy, Leo, graf, 1828-1910 2,075 Gay Pulp Fiction (Brown University) 2,046 Balzac, Honoré de, 1799-1850 2,038 Wordsworth Collection 2,037 Hugo, Victor, 1802-1885 1,987 Johnson, Samuel, 1709-1784 1,985 Harris Collection of American Poetry and Plays (Brown University) Plays, 2001-2025 1,932 Voltaire, 1694-1778 1,880 Laura Jan Meyerson Poetry Fund 1,878 James, Henry, 1843-1916 1,870 Schiller, Friedrich, 1759-1805 1,860