History 19,446 Electronic books 4,365 Congresses 4,057 Biography 3,752 Periodicals 3,120 Conference papers and proceedings 3,108 Maps 2,828 Biographies 2,520 Criticism, interpretation, etc 2,284 Sources 2,140 Early works to 1800 1,945 Fiction 1,706 Bibliography 1,398 Catalogs 1,096 Early works 1,051 Pictorial works 1,021 Internet videos 907 Exhibitions 894 Dictionaries 747 Texts 709 Exhibition catalogs 696 Bibliographies 688 In art 582 Festschriften 558 Autobiographies 555 Personal narratives 496 Radio news programs 484 Military history 419 Guidebooks 400 Educational films 390 Academic theses 361 Poetry 361 Church history 358 Statistics 341 Novels 328 Documentary films 325 Case studies 303 Correspondence 298 Diaries 295 Congrès 291 Photograph 287 Illustrated works 276 Video recordings 275 Legislative hearings 266 Music 248 Thèses et écrits académiques 242 Drama 241 Aufsatzsammlung 239 Directories 236 Interviews 234 Feature films 219 Juvenile works 212 Juvenile literature 209 Early maps 206 Translations 203 Romans 174 Records and correspondence 173 Folklore 171 Historical fiction 171 Romans, nouvelles, etc 170 Encyclopedias 162 Translations into English 161 Art 160 Electronic book 156 Electronic journals 153 Personal correspondence 151 Chronology 150 Juvenile fiction 150 Travel literature 150 Nonfiction films 147 Conference papers and proceedings 136 Indexes 136 Miscellanea 136 Périodiques 132 Facsimiles 131 Actes de congrès 130 dissertations 129 Television news programs 128 Academic Dissertation 127 Trials, litigation, etc 121 Sound recordings 120 Chronologies 112 Controversial literature 112 Congrès 111 Songs 107 Congresses (form) 106 Comparative studies 105 DVD-Video discs 104 Drawing 104 Print 104 Photographs 98 Anecdotes 97 Handbooks, manuals, etc 95 Catalogues 94 Comic books, strips, etc 94 Expositions 91 Kongress 91 Trivia and miscellanea 91 Commentaries 88 Newspapers 88