History 3,945 Biography 1,743 Periodicals 1,497 Biographies 1,118 Electronic books 995 Sources 860 Internet videos 745 Educational films 721 Congresses 601 Interviews 571 Conference papers and proceedings 508 Autobiographies 253 Criticism, interpretation, etc 245 Oral histories (literary works) 227 Case studies 219 Bibliography 186 Dictionaries 171 Pictorial works 153 Newsreels 134 Fiction 116 Oral histories 115 Posters 103 Political posters 100 Protest posters 99 Chronology 98 Caricatures and cartoons 90 Bibliographies 84 Correspondence 83 Statistics 80 Anecdotes 79 Personal narratives 78 Documentary films 77 Chronologies 74 Drama 73 Périodiques 70 Diaries 67 Aufsatzsammlung 64 Indexes 63 Archives 60 Feature films 57 collective biographies 57 Exhibitions 55 Encyclopedias 54 Video recordings 54 Military history 50 Périodiques 49 Maps 48 Academic theses 46 Church history 42 Nonfiction films 42 Electronic book 41 Catalogs 40 Records and correspondence 39 Illustrated works 38 DVD-Video discs 37 Electronic journals 37 Humor 37 reference 37 referencia 37 référence bibliographique 37 Actes de congrès 36 Treaties 34 Association copies (Provenance) 33 Comic books, strips, etc 33 Exhibition catalogs 33 Video recordings for the hearing impaired 33 Congrès 31 Études de cas 30 Festschriften 30 Documentary television programs 29 Personal correspondence 29 Juvenile literature 28 Monografia 28 Pamphlets 28 Textbooks 28 bibliografía 28 bibliographie 28 bibliography 28 Essays 27 Newspapers 27 Opracowanie 27 Miscellanea 26 Comics (Graphic works) 25 Speeches 25 Handbooks, manuals, etc 24 Congress 23 Fiction films 23 Praca zbiorowa 22 Autobiography 20 Databases 20 Graphic novels 20 Novels 20 Directories 19 interviews 19 CD-ROMs 18 Handbooks and manuals 18 Quotations 18 Trials, litigation, etc 18 Computer network resources 17 Forecasts 17