History 9,080 Sources 3,307 Electronic books 1,892 Early works to 1800 1,514 Fiction 1,365 Biography 982 Early works 715 Broadsides 714 Biographies 662 Bibliography 390 Genealogy 361 Historical fiction 358 Juvenile literature 356 Records and correspondence 349 Criticism, interpretation, etc 302 Maps 280 Printed ephemera 259 Poetry 236 Church history 232 Bibliographies 202 Diaries 196 Juvenile works 177 Periodicals 175 Military history 168 Account books 161 Drama 160 Correspondence 150 Poems 136 Juvenile fiction 130 Archives 128 Sermons 112 Catalogs 108 Letter books 108 Historians 104 College presidents 103 Treaties 103 Articles 101 Manuscripts for publication 101 Novels 100 Charters 95 Newspapers 83 Ouvrages avant 1800 83 Dictionaries 78 Registers 77 Autobiographies 76 Personal correspondence 76 Psychological fiction 73 Publishers' advertisements 72 Charters and articles of incorporation 70 Personal narratives 70 Pictorial works 68 Congresses 67 Booksellers' advertisements 63 Exhibitions 61 Academic theses 57 Conference papers and proceedings 57 Textbooks 56 Biographical fiction 52 Deeds 50 Romans 49 Internet videos 47 Video recordings for the hearing impaired 43 Glossaries, vocabularies, etc 42 Satires 42 Indexes 41 Portraits 41 Captivity narratives 38 Humor 38 Registers (Lists) 37 Songs and music 37 Thèses et écrits académiques 37 Educational films 36 Feature films 36 Exhibition catalogs 35 Advertisements 34 Invoices 34 Video recordings 34 Publishers' cloth bindings (Binding) 33 Literature 32 Electronic book 31 Family histories 31 Association copies (Provenance) 30 Literary collections 30 Romans, nouvelles, etc 30 Songs 30 Controversial literature 29 Harvard graduates' papers 29 Playbills (Posters) 29 Affiches de théâtre 28 Guidebooks 28 Harvard students' papers 28 Pictorial cloth bindings (Binding) 28 Subscribers' lists 28 Tracts (literary works) 28 Trials, litigation, etc 28 playbills 28 Anecdotes 27 Ledgers (account books) 27 Early accounts to 1600 26 Imprints 26