Periodicals 14,102 History 12,422 Biography 7,023 Statistics 4,627 Conference papers and proceedings 4,262 Congresses 4,005 Maps 2,836 Biographies 2,181 Electronic books 1,478 Criticism, interpretation, etc 1,330 Fiction 1,133 Catalogs 1,059 Bibliography 1,045 Pictorial works 1,024 Case studies 988 Directories 968 Exhibition catalogs 791 Exhibitions 755 Guidebooks 745 Documentary films 720 Statutes and codes 674 Sources 635 Music 621 Personal narratives 504 Electronic journals 471 Academic theses 468 Nonfiction films 456 Sound recordings 431 Dictionaries 425 Handbooks, manuals, etc 405 Early works to 1800 399 Juvenile works 387 Folklore 363 Military history 363 Trials, litigation, etc 362 Census data 340 Poetry 319 Church history 307 Newspapers 301 Folk music 296 Census 295 Feature films 288 Thèses et écrits académiques 288 Drama 285 Comic books, strips, etc 275 Autobiographies 243 Census, 1980 240 Internet videos 237 Bibliographies 231 Juvenile literature 224 Early works 223 Video recordings 223 Conference papers and proceedings 216 Texts 216 Comics (Graphic works) 203 Miscellanea 203 Personal narratives, Dutch 199 Interviews 198 Abstracts 192 Encyclopedias 184 Humor 180 Academic Dissertation 177 Dutch 177 Administrative regulations 171 Cases 170 Anecdotes 167 Diaries 153 Indexes 147 Fiction films 141 Short films 137 dissertations 136 Classification 134 Songs 132 Census, 1990 129 Correspondence 127 Identification 126 Caricatures and cartoons 125 doctoral dissertations 118 masters theses 118 theses 118 Foreign language films 115 Handbooks and manuals 109 Genealogy 106 Popular music 106 Novels 104 Ethnographic films 103 Topographic maps 102 Translations 98 Essays 97 Records and correspondence 93 Registers 91 Terminology 89 Périodiques 87 Films autres que de fiction 86 Designs and plans 82 Documentaires 82 Graphic novels 77 Romans, nouvelles, etc 77 Field guides 76 Thematic maps 76