History 30,309 Criticism, interpretation, etc 9,451 Biography 6,713 Biographies 5,965 Early works to 1800 5,483 Early works 5,063 Electronic books 3,394 Sources 2,955 Fiction 2,513 Sermons 1,849 Poems 1,815 Congresses 1,677 Conference papers and proceedings 1,665 Exhibition catalogs 1,589 Exhibitions 1,583 Correspondence 1,394 Operas 1,186 Church history 1,180 Librettos 1,130 Plays 1,107 Catalogs 1,106 Personal correspondence 1,081 Poetry 1,038 Drama 974 Records and correspondence 941 Bibliography 889 Scores 814 Bibliographies 698 Academic theses 695 Periodicals 678 Military history 597 Broadsides 592 Single sheet verse 479 Naval history 469 Dictionaries 443 Historical fiction 423 Diaries 401 Novels 394 Autobiographies 388 Excerpts 341 Translations 324 Pictorial works 322 Ouvrages avant 1800 320 Thèses et écrits académiques 319 Academic Dissertation 274 Booksellers' advertisements 262 Chamber music 242 Publishers' advertisements 234 Specimens 229 Sound recordings 227 Expositions 220 Aufsatzsammlung 213 Art 212 Partitions (Musique) 210 collective biographies 209 Controversial literature 206 Comedies 203 Portraits 196 Sonatas 196 Pamphlets 195 Romans, nouvelles, etc 192 Translations into English 190 Congrès 188 Streaming audio 180 Tracts (literary works) 178 Imprints 175 Essays 170 Hochschulschrift 167 Association copies (Provenance) 164 Festschriften 164 Poésie 156 Trials, litigation, etc 155 Humor 153 Songs 153 In art 151 Playbills 147 poetry 146 Partitions 145 Annotations (Provenance) 143 Scores and parts 143 Illustrated works 141 Letters 141 Genealogy 138 Catalogues d'exposition 137 Romans 137 Comedy plays 134 exhibition catalogs 133 Correspondance 124 Catalogues 122 Feature films 118 Parts (Music) 115 Advertisements 114 Facsimiles 113 Extraits 108 Tracts (literary genre) 108 Maps 107 Personal narratives 105 Literary criticism 104 Notated music 103 Registers (Lists) 102