History 1,976,178 查看记录 Biography 1,004,015 查看记录 Periodicals 661,441 查看记录 Maps 565,756 查看记录 Electronic books 541,840 查看记录 Biographies 538,429 查看记录 Sources 424,544 查看记录 Fiction 394,975 查看记录 Congresses 367,143 查看记录 Early works to 1800 335,608 查看记录 Statistics 272,106 查看记录 Criticism, interpretation, etc 266,950 查看记录 Conference papers and proceedings 256,291 查看记录 Private bills 223,883 查看记录 Catalogs 222,559 查看记录 Exhibitions 220,849 查看记录 Pictorial works 218,915 查看记录 Bibliography 187,668 查看记录 Exhibition catalogs 140,821 查看记录 Drama 138,053 查看记录 Early works 130,623 查看记录 Legislative bills 112,074 查看记录 Guidebooks 107,108 查看记录 Poetry 93,493 查看记录 Broadsides 92,233 查看记录 Dictionaries 85,019 查看记录 Directories 84,764 查看记录 Feature films 81,171 查看记录 Personal narratives 80,526 查看记录 Bibliographies 79,329 查看记录 Autobiographies 77,540 查看记录 Interviews 77,317 查看记录 Academic theses 75,561 查看记录 Case studies 72,946 查看记录 Correspondence 63,370 查看记录 Trials, litigation, etc 61,840 查看记录 Video recordings 61,127 查看记录 Church history 60,302 查看记录 Handbooks, manuals, etc 59,080 查看记录 Documentary films 57,858 查看记录 Thèses et écrits académiques 57,313 查看记录 Novels 54,848 查看记录 Internet videos 53,623 查看记录 Newspapers 52,914 查看记录 Photographs 51,070 查看记录 Genealogy 49,961 查看记录 DVD-Video discs 45,218 查看记录 Juvenile literature 44,684 查看记录 Anecdotes 44,504 查看记录 Sound recordings 41,983 查看记录 Legislative hearings 38,256 查看记录 Diaries 37,455 查看记录 Cases 36,297 查看记录 Specimens 36,238 查看记录 Illustrated works 36,230 查看记录 Designs and plans 36,077 查看记录 Military history 35,315 查看记录 Topographic maps 34,826 查看记录 Statutes and codes 33,786 查看记录 Texts 32,437 查看记录 Juvenile works 32,235 查看记录 Handbooks and manuals 31,558 查看记录 Sermons 31,175 查看记录 Portraits 30,812 查看记录 Printed ephemera 30,504 查看记录 Fiction films 30,225 查看记录 Music 29,118 查看记录 Video recordings for the hearing impaired 28,834 查看记录 Academic Dissertation 28,808 查看记录 dissertations 28,509 查看记录 Historical fiction 28,183 查看记录 Personal correspondence 27,083 查看记录 Records and correspondence 27,049 查看记录 Juvenile fiction 26,601 查看记录 Nonfiction films 26,359 查看记录 Songs and music 26,251 查看记录 In art 26,128 查看记录 theses 25,954 查看记录 doctoral dissertations 25,926 查看记录 masters theses 25,920 查看记录 Legislative materials 25,325 查看记录 Comic books, strips, etc 23,956 查看记录 Romans 23,855 查看记录 Romans, nouvelles, etc 23,712 查看记录 Folklore 23,644 查看记录 Indexes 23,287 查看记录 Controversial literature 20,826 查看记录 Caricatures and cartoons 20,798 查看记录 Facsimiles 20,633 查看记录 Print 20,114 查看记录 Festschriften 20,097 查看记录 Electronic journals 19,939 查看记录 Mystery fiction 19,930 查看记录 Registers 19,774 查看记录 Government publications 19,459 查看记录 Art 19,407 查看记录 Chronology 19,125 查看记录 Almanacs 19,000 查看记录 Posters 18,791 查看记录 Songs 18,235 查看记录