History 46,906 Biography 35,477 Biographies 18,211 Sources 8,124 Periodicals 7,979 Fiction 6,991 Congresses 6,414 Personal narratives 5,876 Criticism, interpretation, etc 4,839 Conference papers and proceedings 4,739 Bibliography 4,632 Electronic books 3,279 Autobiographies 2,991 Personal narratives, Russian 2,348 Drama 2,322 Catalogs 2,251 Statistics 2,034 Bibliographies 1,928 Exhibitions 1,866 Correspondence 1,852 Pictorial works 1,821 Maps 1,671 Russian 1,484 Dictionaries 1,362 Military history 1,320 Diaries 1,275 Feature films 1,261 Exhibition catalogs 1,224 Interviews 1,195 Juvenile literature 1,009 Records and correspondence 917 Church history 916 Radio news programs 914 Video recordings 898 Poetry 889 Personal correspondence 869 Juvenile works 696 Novels 666 Documentary films 607 Directories 605 Juvenile fiction 536 Newspapers 534 Personal narratives, Soviet 501 Pamphlets 495 Academic theses 492 Handbooks, manuals, etc 489 Bio-bibliography 486 Romans 484 Translations 481 Historical fiction 466 reference 451 referencia 451 référence bibliographique 451 Illustrated works 440 Chronology 439 Festschriften 419 Translations into English 404 collective biographies 400 Film adaptations 398 Memoirs 398 Case studies 389 DVD-Video discs 386 Juvenile poetry 383 Romans, nouvelles, etc 377 Récits personnels 373 Personal narratives, Jewish 370 Thèses et écrits académiques 359 Posters 343 Soviet 341 Fiction films 334 Internet videos 331 Treaties 329 Controversial literature 325 Handbooks and manuals 325 Archives 324 Encyclopedias 312 Registers 312 Indexes 301 Naval history 300 Autobiography 298 Personal narratives, German 297 Illustrated children's books 296 Letters (correspondence) 290 Guidebooks 286 Chronologies 284 Anecdotes 281 Abstracts 276 Personal narratives, Polish 276 Trials, litigation, etc 273 Early works to 1800 272 Scores 263 Music 254 Statutes and codes 250 Songs and music 245 Textbooks 240 Congrès 238 Portraits 236 Actes de congrès 234 Motion pictures, Russian 234 War films 232