History 57,850 Early works to 1800 30,114 Criticism, interpretation, etc 18,731 Biography 16,934 Sources 13,718 Poems 12,876 Biographies 10,602 Electronic books 9,331 Early works 8,307 Fiction 8,171 Plays 7,745 Sermons 7,700 Exhibitions 7,472 Correspondence 6,808 Congresses 5,283 Catalogs 5,178 Print 5,025 Exhibition catalogs 4,690 Annotations (Provenance) 3,945 Conference papers and proceedings 3,815 Poetry 3,614 Manuscripts, Arabic 3,520 Broadsides 3,388 Periodicals 3,334 Portraits 3,223 Drama 2,865 Bibliography 2,849 Church history 2,279 Librettos 2,105 Dictionaries 1,973 Novels 1,895 Pictorial works 1,891 Operas 1,873 In art 1,859 Personal correspondence 1,833 Booksellers' advertisements 1,737 Records and correspondence 1,734 Single sheet verse 1,682 Caricatures and cartoons 1,600 Bibliographies 1,543 Scores 1,436 Military history 1,420 Publishers' advertisements 1,398 Advertisements 1,340 Engravings 1,252 Academic theses 1,201 Diaries 1,157 Comedies 1,152 Letters 1,142 Sound recordings 958 Naval history 929 Translations into English 914 Controversial literature 892 Thèses et écrits académiques 871 Etchings 852 Art 849 Armorial bookplates (Provenance) 831 Excerpts 828 Historical fiction 816 Autobiographies 810 Maps 801 Songs 797 Specimens 736 Playbills 688 Ouvrages avant 1800 626 Juvenile literature 616 Stories, plots, etc 605 Manuscripts, Hebrew 599 Subscription lists (Publishing) 593 Streaming audio 589 Essays 580 Texts 557 Translations 557 Newspapers 543 Tracts (literary works) 541 Pamphlets 531 Satires (Visual works) 530 Almanacs 501 Academic Dissertation 495 Expositions 489 Aufsatzsammlung 471 Humor 471 Satires 456 Tragedies 456 Genealogy 450 Imprints 439 dissertations 429 Manuscripts 420 Commonplace books 417 Festschriften 411 Watercolors 400 Trials, litigation, etc 393 Academic dissertations 391 Manuscripts, European 389 Congrès 385 Auction catalogs 382 Facsimiles 378 Account books 371 Registers 368 Addresses 366