History 16,422 Biography 11,986 Biographies 6,832 Exhibitions 4,839 Exhibition catalogs 3,226 Congresses 3,114 Catalogs 2,998 Periodicals 2,715 Criticism, interpretation, etc 2,540 Sources 2,477 Conference papers and proceedings 2,151 Pictorial works 2,093 Fiction 1,672 Electronic books 1,636 Maps 1,570 Early works to 1800 1,301 Bibliography 1,233 Guidebooks 1,130 Personal narratives 1,084 Drama 1,065 Statistics 1,062 Correspondence 1,035 Operettas 789 Statutes and codes 758 Plays 738 Feature films 701 Interviews 679 Autobiographies 675 Church history 620 Bibliographies 577 Specimens 571 Academic theses 567 Dictionaries 564 Records and correspondence 520 Personal correspondence 484 Piano scores 473 Thèses et écrits académiques 450 Librettos 448 Directories 438 DVD-Video discs 421 Military history 415 Diaries 411 Playing cards 401 Vocal scores with piano 392 Early works 374 Portraits 366 Broadsides 364 Novels 362 Festschriften 349 Personal narratives, Jewish 327 Scores 326 Expositions 319 Operas 318 Documentary films 312 Aufsatzsammlung 309 Oral histories (document genres) 301 Facsimiles 290 Designs and plans 283 Fiction films 259 Video recordings 253 Personal narratives, Austrian 247 dissertations 234 Booksellers' advertisements 232 Excerpts 229 Illustrated works 227 Sound recordings 224 Texts 224 Case studies 219 Genealogy 216 Poetry 214 Academic Dissertation 209 doctoral dissertations 208 masters theses 208 theses 208 Historical fiction 194 Law commentaries 192 Songs and music 178 Art 171 Video recordings for the hearing impaired 170 Nonfiction films 166 Treaties 165 Austrian 161 Catalogues d'exposition 160 exhibition catalogs 160 Architectural drawings 156 Congrès 156 Anecdotes 154 Hochschulschrift 154 Film adaptations 153 Excerpts, Arranged 149 Bildband 148 Handbooks, manuals, etc 147 Trials, litigation, etc 147 Biographical films 146 In art 145 Catalogues 144 Newspapers 144 Constitutional amendments 140 Indexes 133 Romans 132