History 12,969 Congresses 6,569 Electronic books 5,961 Conference papers and proceedings 5,460 Periodicals 4,609 Maps 2,111 Biography 1,876 Early works to 1800 1,674 Bibliography 1,441 Internet videos 1,299 Biographies 1,198 Criticism, interpretation, etc 1,033 Catalogs 917 Case studies 889 Sources 886 Early works 862 Exhibitions 835 Dictionaries 739 Pictorial works 730 Statistics 725 Exhibition catalogs 696 Bibliographies 595 Fiction 531 Directories 519 Electronic journals 472 Congrès 296 Military history 270 Guidebooks 253 Church history 251 Personal narratives 238 Juvenile literature 229 Autobiographies 226 Conference papers and proceedings 221 Cross-cultural studies 218 Handbooks, manuals, etc 205 Documentary films 196 Congress 193 Feature films 190 Juvenile works 184 Aufsatzsammlung 183 Festschriften 182 Electronic book 180 Illustrated works 158 Correspondence 156 Early maps 153 Poetry 153 Diaries 152 Video recordings 142 Academic theses 128 Handbooks and manuals 127 Périodiques 127 Périodiques 127 Congrès 122 Classification 118 Drama 114 Indexes 111 Expositions 105 Folklore 105 Actes de congrès 97 Interviews 97 Travel literature 96 Encyclopedias 93 Art 90 Periodical 90 Études de cas 88 Sound recordings 83 Catalogues 82 Documentary television programs 82 Records and correspondence 81 Legislative hearings 80 Nonfiction films 80 Anecdotes 79 Translations 79 Ouvrages avant 1800 78 Personal correspondence 77 Travel writing 77 Ouvrages illustrés 74 Facsimiles 73 Educational films 72 Textbooks 72 Thèses et écrits académiques 71 Identification 70 Topographic maps 68 Tables 67 Music 66 Kongress 65 Physical maps 59 Aerial views 58 Databases 58 Novels 58 Atlases 57 Comic books, strips, etc 57 Thematic maps 57 bibliography 57 Photographs 55 reference 55 referencia 55 référence bibliographique 55 Chronology 54 In art 54