Biography 1,212,302 Biographies 685,880 Bibliography 368,883 Bibliographies 154,610 Broadsides 110,900 Bio-bibliography 21,099 Booksellers' advertisements 15,406 Biographical films 10,376 Bildungsromans 8,566 Biographical fiction 7,998 Bibliographie 7,838 Blank forms 6,950 Bandes dessinées 6,681 Booksellers' labels (Provenance) 5,995 Bookplates (Provenance) 5,630 Books 5,224 Broadside poems 5,223 Ballets (Music) 5,017 Bildband 4,872 Blues (Music) 4,762 Biographie 4,148 Ballads 4,116 Book 4,048 Book reviews 4,022 By-laws 3,653 Biografie 3,083 British 2,969 Booksellers' catalogs 2,480 Binders' stamps (Binding) 2,272 Blind tooled bindings (Binding) 2,239 Band music 2,131 Biographical television programs 2,038 Bathymetric maps 2,011 Bibliography of bibliographies 1,920 Belletristische Darstellung 1,906 Book illustrations 1,617 Binders' tickets (Binding) 1,596 Books printed as advertisements 1,524 Booksellers' stamps (Provenance) 1,496 Black letter types (Type evidence) 1,401 Biographies (form) 1,381 Bookplates 1,232 Bibliografie 1,167 Band music, Arranged 1,011 Briefsammlung 990 Booksellers' catalogues 985 Biographical comics 908 Big band music 899 Bandes dessinées 898 Biographie (Descripteur de forme) 892 Bildungsromane 876 Blues 868 Blogs 863 Bengali fiction 834 Blueprints 816 Billheads 805 Bluegrass music 800 Black humor 779 Borders (Type evidence) 778 Black humor (Literature) 773 Bibliographies (form) 749 Business correspondence 724 Ballades (Instrumental music) 688 Bilingual books 670 Bills 661 Black-and-white photographs 630 Braille books 570 Boards (Binding) 560 Bandes dessinées autres que de fiction 534 Blocked bindings (Binding) 505 Biografía 496 Biobibliographie 477 Baccalaureate addresses 474 Book prospectuses 435 Booksellers' labels 431 Book lists 419 Biographical 416 Bandes dessinées autobiographiques 414 Born digital 412 Board books 393 Bases de données 387 Bandes dessinées biographiques 383 Biografía 382 Bandes dessinées historiques 375 Board games 370 Books and reading 352 Binders (Binding) 347 Books of hours 347 Botanical illustrations 336 Bound sheet music 335 Biobibliography 334 Bible stories 328 Bookbinding (Binding) 319 Bird's-eye views 318 Blu-ray discs 318 Belles-lettres (texts) 310 Burlesques 309 Brazilian fiction 305 Book auction catalogs 295 Binders' tickets 294