History 3,133 Biography 1,282 Congresses 955 Periodicals 774 Biographies 724 Conference papers and proceedings 624 Interviews 621 Electronic books 578 Statistics 322 Fiction 283 Poezja polska 231 Oral histories (literary works) 219 Exhibitions 200 Sources 182 Pictorial works 170 Autobiographies 164 Powieść polska 156 Exhibition catalogs 155 Aufsatzsammlung 134 Documentary films 129 Case studies 122 Criticism, interpretation, etc 112 Feature films 77 Academic theses 76 Chronology 76 Humor 74 Personal narratives 74 Diaries 73 Video recordings 68 Bibliography 63 Nonfiction films 63 Dictionaries 61 Handbooks, manuals, etc 59 Novels 58 Thèses et écrits académiques 53 Drama 51 Congrès 49 Essays 49 Caricatures and cartoons 47 Chronologies 47 Internet videos 47 Forecasts 43 Directories 42 Electronic journals 38 Kongress 37 Périodiques 37 Anecdotes 35 Catalogs 35 Handbooks and manuals 35 Expositions 34 Correspondence 33 Legislative materials 33 Illustrated works 32 Historical fiction 31 Poetry 31 Festschriften 30 Academic Dissertation 29 Périodiques 29 powieści 28 Comic books, strips, etc 27 DVD-Video discs 26 Documentary television programs 26 dissertations 26 konferencje 26 Bibliographies 25 Catalogues d'exposition 25 Powieść polska 25 Conference papers and proceedings 24 exhibition catalogs 24 Legislative hearings 23 Romans 23 Platforms 22 Videotapes 22 Konferenzschrift 21 czasopisma 21 Electronic book 20 autobiographies (literary works) 20 Graphic novels 19 Romans, nouvelles, etc 19 Short stories 19 Trials, litigation, etc 19 doctoral dissertations 19 masters theses 19 theses 19 Databases 18 Photobooks 18 Records and correspondence 18 interviews 18 Entretiens 17 Portraits 17 Autobiography 16 Bildband 16 Comics (Graphic works) 16 Erlebnisbericht 16 Video recordings for the hearing impaired 16 Hochschulschrift 15 Military history 15 Political platforms 15 Quotations 15 Speeches 15