History 74,235 Congresses 29,566 Conference papers and proceedings 22,302 Electronic books 18,745 Biography 10,738 Periodicals 8,822 Biographies 7,118 Criticism, interpretation, etc 6,538 Exhibitions 6,481 Early works to 1800 6,277 Sources 6,176 Maps 5,809 Exhibition catalogs 4,474 Catalogs 4,019 Fiction 3,370 Bibliography 3,222 Early works 3,041 Statistics 2,956 In art 2,873 Pictorial works 2,611 Case studies 2,427 Church history 2,322 Print 2,307 Dictionaries 2,249 Internet videos 2,235 Congrès 1,887 Military history 1,707 Aufsatzsammlung 1,659 Guidebooks 1,626 Bibliographies 1,595 Academic theses 1,530 Directories 1,462 Festschriften 1,431 Correspondence 1,283 Educational films 1,208 Personal narratives 1,207 Thèses et écrits académiques 1,140 Diaries 1,051 Autobiographies 963 Conference papers and proceedings 956 Actes de congrès 797 Kongress 786 Congress 738 Handbooks, manuals, etc 737 Interviews 737 Art 672 Drama 662 Personal correspondence 626 Portraits 623 dissertations 593 Photograph 591 Treaties 584 Cross-cultural studies 579 Genealogy 573 Academic Dissertation 560 Documentary films 560 Records and correspondence 550 Cases 543 Trials, litigation, etc 541 Newspapers 514 Caricatures and cartoons 511 Illustrated works 500 Electronic journals 499 Congrès 498 Expositions 498 Novels 498 Video recordings 498 Electronic book 488 Handbooks and manuals 482 theses 482 doctoral dissertations 481 masters theses 481 Poetry 476 Essays 459 Feature films 441 Encyclopedias 438 Designs and plans 425 Historical fiction 422 Identification 417 Juvenile literature 411 Konferenzschrift 411 Folklore 377 Facsimiles 355 Hochschulschrift 354 Classification 352 Textbooks 348 Early maps 339 proceedings (reports) 321 Thematic maps 311 Congresses (form) 304 Legislative hearings 301 Catalogues 299 Chronology 297 Indexes 293 Romans, nouvelles, etc 289 bibliography 284 bibliografía 280 bibliographie 280 Périodiques 277 Juvenile works 276