History 15,457 Biography 8,712 Biographies 4,476 Periodicals 3,508 Sources 2,519 Criticism, interpretation, etc 1,730 Congresses 1,526 Fiction 1,478 Early works to 1800 1,458 Maps 1,358 Catalogs 1,353 Electronic books 1,282 Drama 1,226 Interviews 1,181 Bibliography 954 Conference papers and proceedings 944 Radio news programs 921 Pictorial works 910 Statistics 892 Feature films 797 Early works 742 Dictionaries 696 Exhibitions 652 Autobiographies 602 Diaries 553 Statutes and codes 519 Bibliographies 500 Newspapers 491 Video recordings 466 Exhibition catalogs 455 Personal narratives 423 Documentary films 401 Legislative hearings 375 Personal narratives, Iranian 361 Poetry 358 Correspondence 315 Texts 272 Internet videos 269 Academic theses 265 Fiction films 253 Case studies 223 Illustrated works 223 Music 222 Sound recordings 212 Facsimiles 205 Miscellanea 195 Thèses et écrits académiques 194 Art music 189 Songs 188 Foreign films 182 Iranian 180 Novels 178 Nonfiction films 177 Folklore 174 Guidebooks 168 Military history 165 Folk music 161 Juvenile literature 159 Cases 157 Personal correspondence 153 Glossaries, vocabularies, etc 152 Court decisions and opinions 150 Directories 150 Festschriften 150 DVD-Video discs 148 Encyclopedias 146 Juvenile works 141 Chronology 132 Broadsides 130 Historical fiction 130 Romans, nouvelles, etc 129 Legislative materials 127 Translations 125 Romans 123 Manuscripts, Persian 121 Reviews 120 Trials, litigation, etc 119 autobiographies (literary works) 118 Indexes 116 Records and correspondence 115 Television news programs 112 Trivia and miscellanea 108 dissertations 107 Autobiography 103 Catalogues 102 Musique savante 100 Chronologies 98 Ouvrages avant 1800 96 Specimens 94 Gazetteers 92 Video recordings for the hearing impaired 92 Dastgāhs 91 Academic Dissertation 89 Entretiens 89 Juvenile fiction 89 theses 89 Manuscripts, Arabic 88 doctoral dissertations 88 masters theses 88 Motion pictures, Iranian 87