Catalogs 56,739 Bibliography 15,872 Bibliographies 8,167 History 6,204 Catalogues 2,862 Exhibitions 2,344 catalogs (documents) 2,056 Exhibition catalogs 1,923 Sources 1,457 Periodicals 1,391 Early works to 1800 1,193 Biography 1,120 Imprints 962 Catalog 912 Criticism, interpretation, etc 724 Indexes 706 Biographies 704 Pictorial works 564 Early works 484 Catalogs and collections 480 Facsimiles 438 Directories 420 Catalogues raisonnés 388 Library catalogues 358 Microform catalogs 342 bibliographies 332 Auction catalogs 326 Archives 325 Union lists 270 Portraits 263 Katalog 262 Manuscripts 235 Local history 229 Union catalogs 228 Church history 213 Bibliographie 204 Maps 199 Discography 189 Catalogues raisonnés 185 Advertisements 184 Art 182 In art 179 Guidebooks 173 Auction catalogues 171 Specimens 167 Catalogues raisonnés 161 Dictionaries 160 Illustrated works 148 Thematic catalogs 135 Trade catalogs 133 Genealogy 117 Discographies 112 Designs and plans 110 Union lists (Library catalogs) 103 Electronic books 102 Booksellers' catalogs 99 Collections 99 exhibition catalogs 99 Catalogues d'exposition 95 Correspondence 94 Texts 94 Thematic catalogs (Music) 94 Library catalogs 93 Film catalogs 91 Congresses 88 Conference papers and proceedings 86 Databases 83 Handbooks, manuals, etc 81 catalogues raisonnés 81 Military history 79 Bibliography of bibliographies 76 catalogs 75 Exhibition catalogues 74 Handbooks and manuals 74 Catalogs (form) 73 Abstracts 71 Illustrations 70 Government publications 67 Architectural drawings 65 Reviews 63 Bildband 62 Expositions 61 Library catalogs (form) 60 CD-ROMs 59 Bio-bibliography 57 Annotations (Provenance) 55 bibliography 53 Academic theses 52 Records and correspondence 51 Index 50 Museumcatalogues (form) 50 Verzeichnis 50 Manufacturers' catalogs 49 Museum catalogues 47 Statistics 44 Observations 43 Interviews 42 Rare books 42 Bibliografie 41 Chronology 41