Early works to 1800 19,837 Sources 3,253 History 3,114 Broadsides 2,751 Biography 2,696 Biographies 2,446 Periodicals 1,386 Poetry 1,137 Criticism, interpretation, etc 836 Controversial literature 619 Electronic books 372 Bibliographies 332 Bibliography 328 Sermons 289 Autobiographies 286 Congresses 281 Correspondence 270 Humor 259 Conference papers and proceedings 258 Fiction 248 Personal correspondence 216 Case studies 207 Catalogs 197 Exhibitions 190 Exhibition catalogs 187 Drama 175 Anecdotes 152 Dictionaries 143 Pamphlets 135 Title pages 131 Périodiques 122 Proclamations 117 Registers 109 Electronic journals 97 Illustrated works 95 Video recordings 92 Handbooks, manuals, etc 91 Diaries 87 Periodical 86 Apologetic works 84 Pictorial works 82 Trials, litigation, etc 77 Feature films 75 Portraits 75 Personal narratives 74 Video recordings for the hearing impaired 73 Maps 67 Interviews 65 Naval history 65 Military history 64 Church history 63 Festschriften 60 Film adaptations 56 collective biographies 56 Statistics 51 Prayer-books and devotions 50 Genealogy 43 Encyclopedias 42 Guidebooks 40 Identification 40 Bio-bibliography 39 Chronology 39 Documentary films 39 Handbooks and manuals 38 Personal narratives, British 37 autobiographies (literary works) 37 e-books 37 Adaptations 36 Cases 36 Field guides 36 Academic theses 34 British 33 Directories 33 Literary collections 33 Art 32 Illustrations 30 Imprints 30 Cross-cultural studies 28 Indexes 28 Literature 27 Pictures 27 Juvenile literature 25 Treaties 25 dissertations 24 Early works 23 Specimens 23 periodicals 23 Novels 22 Autobiography 21 Biographical films 21 Charters, grants, privileges 21 Facsimiles 21 Folklore 21 Literary criticism 21 Addresses 20 Newspapers 20 Texts 20 Family histories 19 Aufsatzsammlung 18 Charters and articles of incorporation 18