History 46,914 Biography 35,491 Biographies 18,219 Sources 8,129 Periodicals 7,979 Fiction 6,992 Congresses 6,414 Personal narratives 5,877 Criticism, interpretation, etc 4,841 Conference papers and proceedings 4,739 Bibliography 4,634 Electronic books 3,273 Autobiographies 2,992 Personal narratives, Russian 2,348 Drama 2,323 Catalogs 2,253 Statistics 2,035 Bibliographies 1,930 Exhibitions 1,867 Correspondence 1,852 Pictorial works 1,820 Maps 1,672 Russian 1,484 Dictionaries 1,363 Military history 1,322 Diaries 1,275 Feature films 1,261 Exhibition catalogs 1,224 Interviews 1,196 Juvenile literature 1,009 Records and correspondence 917 Church history 916 Radio news programs 914 Video recordings 898 Poetry 890 Personal correspondence 871 Juvenile works 696 Novels 666 Documentary films 607 Directories 605 Juvenile fiction 536 Newspapers 534 Personal narratives, Soviet 501 Pamphlets 495 Academic theses 493 Handbooks, manuals, etc 489 Bio-bibliography 488 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 374 Personal narratives, Jewish 370 Thèses et écrits académiques 360 Posters 343 Soviet 341 Fiction films 334 Internet videos 331 Treaties 329 Controversial literature 325 Handbooks and manuals 325 Archives 324 Encyclopedias 313 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