History 28,766 Criticism, interpretation, etc 9,142 Biography 6,391 Biographies 5,631 Early works to 1800 5,179 Early works 4,821 Sources 2,750 Electronic books 2,483 Fiction 2,434 Poems 1,788 Sermons 1,727 Congresses 1,594 Conference papers and proceedings 1,585 Exhibition catalogs 1,417 Exhibitions 1,409 Correspondence 1,330 Operas 1,099 Church history 1,089 Plays 1,067 Librettos 1,058 Personal correspondence 1,005 Catalogs 1,003 Poetry 932 Records and correspondence 924 Drama 896 Bibliography 829 Scores 769 Periodicals 694 Academic theses 681 Bibliographies 620 Broadsides 585 Military history 569 Thèses et écrits académiques 527 Single sheet verse 479 Naval history 454 Dictionaries 424 Historical fiction 396 Novels 386 Diaries 377 Autobiographies 375 Excerpts 309 Translations 308 Pictorial works 282 Academic Dissertation 267 Ouvrages avant 1800 264 dissertations 252 Booksellers' advertisements 242 Chamber music 238 Sound recordings 228 doctoral dissertations 223 masters theses 222 theses 222 Publishers' advertisements 220 Partitions (Musique) 206 collective biographies 206 Specimens 204 Art 199 Aufsatzsammlung 196 Pamphlets 192 Expositions 191 Comedies 190 Sonatas 190 Controversial literature 187 Portraits 184 Translations into English 184 Streaming audio 179 Tracts (literary works) 172 Essays 169 Romans, nouvelles, etc 166 Congrès 165 Festschriften 163 Imprints 163 Hochschulschrift 151 Trials, litigation, etc 150 Association copies (Provenance) 148 Songs 146 Playbills 145 Partitions 143 In art 142 Scores and parts 142 Humor 141 Annotations (Provenance) 140 Letters 139 Romans 130 Genealogy 128 Catalogues d'exposition 127 exhibition catalogs 123 Poésie 117 Advertisements 113 Correspondance 112 Newspapers 112 Parts (Music) 112 Feature films 109 Catalogues 108 Facsimiles 108 Maps 106 poetry 104 Extraits 103 Notated music 103 Personal narratives 103