History 24,493 Biography 7,096 Criticism, interpretation, etc 4,360 Congresses 4,011 Biographies 3,609 Sources 2,995 Conference papers and proceedings 2,843 Electronic books 2,759 Early works to 1800 2,552 Catalogs 2,321 Periodicals 2,262 Maps 2,242 Fiction 2,233 Pictorial works 1,806 Exhibitions 1,767 Early works 1,211 Drama 1,159 Poetry 1,138 Personal narratives 1,136 Academic theses 1,107 Exhibition catalogs 1,069 Bibliography 951 Guidebooks 910 Thèses et écrits académiques 792 Dictionaries 790 Translations 696 Military history 589 Photographs 582 Translations into English 581 Facsimiles 480 Bibliographies 457 Statistics 435 In art 419 Festschriften 417 Academic Dissertation 410 dissertations 394 Correspondence 391 Art 379 Congrès 369 Feature films 368 Texts 358 Diaries 356 Interviews 342 doctoral dissertations 339 masters theses 339 theses 339 Juvenile literature 338 Personal narratives, Greek 316 Newspapers 299 Church history 294 Video recordings 277 Documentary films 276 Historical fiction 269 Novels 258 DVD-Video discs 254 Photograph 244 Autobiographies 243 Case studies 222 Sound recordings 212 Folklore 201 Tourist maps 198 Internet videos 197 Juvenile works 197 Aufsatzsammlung 196 Romans, nouvelles, etc 193 Illustrated works 191 Greek 185 Catalogues 167 Conference papers and proceedings 165 Manuscripts 164 Chronology 162 Naval history 162 Hochschulschrift 158 Caricatures and cartoons 156 Folk music 156 Portraits 156 Photograph albums 155 Textbooks 150 Actes de congrès 148 Personal correspondence 148 Essays 145 Juvenile fiction 145 Romans 144 Comedies 142 Manuscripts, Hebrew 134 Indexes 133 Expositions 132 Popular music 128 Topographic maps 127 Handbooks, manuals, etc 126 Congresses (form) 123 Songs and music 122 Music 121 Fiction films 119 Archives 116 Speeches 115 Motion pictures, Greek 114 Translations into Italian 114 Treaties 113 Manuscripts, Greek 112