History 9,218 Early works to 1800 3,664 Electronic books 2,954 Early works 2,214 Bibliography 2,160 Congresses 2,100 Sources 1,890 Biography 1,783 Maps 1,773 Early accounts to 1600 1,737 Conference papers and proceedings 1,466 Catalogs 1,153 Broadsides 1,084 Biographies 1,030 Periodicals 1,011 Bibliographies 821 Criticism, interpretation, etc 749 Fiction 567 Exhibitions 439 Juvenile literature 425 Television news programs 418 Records and correspondence 409 Poetry 372 Exhibition catalogs 286 Dictionaries 268 Pictorial works 247 Archives 242 Statistics 224 Facsimiles 223 Internet videos 215 Correspondence 209 Military history 178 Juvenile works 174 Classification 168 Ouvrages avant 1800 143 Registers 138 Drama 134 Diaries 127 Congrès 117 Personal correspondence 109 Printed ephemera 104 Early maps 103 Naval history 103 Church history 98 Encyclopedias 95 Digital Maps 93 Early Maps 93 map 93 Congress 92 Poems 91 Autobiographies 89 Directories 89 Literatures 89 Early works to 1600 88 Academic theses 87 Folklore 87 Music 87 Treaties 87 Historical fiction 85 Songs and music 83 Almanacs 82 Booksellers' advertisements 82 Textbooks 77 Genealogy 74 Publishers' advertisements 72 Thèses et écrits académiques 72 Registers (Lists) 71 Atlases 68 Chronology 67 Auction catalogs 66 Festschriften 64 Anecdotes 60 Gazetteers 60 Case studies 59 Illustrated works 59 Portraits 59 Pre-Linnean works 59 Récits avant 1600 59 Advertisements 56 Aufsatzsammlung 56 Engravings 56 Novels 56 Auction catalogues 55 Actes de congrès 54 Annotations (Provenance) 54 Indexes 54 Legends 54 Songs 54 Educational films 53 Essays 53 Periodical 52 Travel literature 51 Juvenile fiction 50 Specimens 50 Maps (documents) 49 Electronic journals 48 Sound recordings 48 Cases 47 Collections 46 Catalogues 44