History 1,965,555 查看记录 Biography 1,002,940 查看记录 Periodicals 661,314 查看记录 Maps 565,680 查看记录 Electronic books 544,562 查看记录 Biographies 534,777 查看记录 Sources 424,160 查看记录 Fiction 394,105 查看记录 Congresses 366,873 查看记录 Early works to 1800 335,443 查看记录 Statistics 272,000 查看记录 Criticism, interpretation, etc 265,796 查看记录 Conference papers and proceedings 255,343 查看记录 Private bills 223,883 查看记录 Catalogs 222,329 查看记录 Exhibitions 220,608 查看记录 Pictorial works 218,565 查看记录 Bibliography 187,588 查看记录 Exhibition catalogs 139,709 查看记录 Drama 137,592 查看记录 Early works 130,186 查看记录 Legislative bills 112,073 查看记录 Guidebooks 106,996 查看记录 Poetry 93,355 查看记录 Broadsides 92,226 查看记录 Dictionaries 84,970 查看记录 Directories 84,722 查看记录 Feature films 80,793 查看记录 Personal narratives 80,305 查看记录 Bibliographies 78,873 查看记录 Autobiographies 77,402 查看记录 Interviews 77,188 查看记录 Academic theses 75,426 查看记录 Case studies 72,861 查看记录 Correspondence 63,324 查看记录 Trials, litigation, etc 61,735 查看记录 Video recordings 61,067 查看记录 Church history 60,002 查看记录 Handbooks, manuals, etc 59,056 查看记录 Documentary films 57,730 查看记录 Thèses et écrits académiques 57,177 查看记录 Novels 54,554 查看记录 Internet videos 53,445 查看记录 Newspapers 52,905 查看记录 Photographs 51,047 查看记录 Genealogy 49,881 查看记录 DVD-Video discs 45,206 查看记录 Juvenile literature 44,650 查看记录 Anecdotes 44,443 查看记录 Sound recordings 41,977 查看记录 Legislative hearings 38,173 查看记录 Diaries 37,395 查看记录 Cases 36,269 查看记录 Specimens 36,172 查看记录 Illustrated works 36,142 查看记录 Designs and plans 36,064 查看记录 Military history 35,126 查看记录 Topographic maps 34,822 查看记录 Statutes and codes 33,758 查看记录 Texts 32,381 查看记录 Juvenile works 31,777 查看记录 Handbooks and manuals 31,442 查看记录 Sermons 31,167 查看记录 Portraits 30,800 查看记录 Printed ephemera 30,505 查看记录 Fiction films 30,083 查看记录 Music 29,081 查看记录 Video recordings for the hearing impaired 28,752 查看记录 Academic Dissertation 28,714 查看记录 dissertations 28,458 查看记录 Historical fiction 28,093 查看记录 Records and correspondence 27,042 查看记录 Personal correspondence 26,875 查看记录 Juvenile fiction 26,551 查看记录 Nonfiction films 26,290 查看记录 Songs and music 26,214 查看记录 In art 26,097 查看记录 theses 25,943 查看记录 doctoral dissertations 25,915 查看记录 masters theses 25,909 查看记录 Legislative materials 25,255 查看记录 Comic books, strips, etc 23,890 查看记录 Folklore 23,600 查看记录 Romans 23,499 查看记录 Indexes 23,265 查看记录 Romans, nouvelles, etc 23,261 查看记录 Controversial literature 20,817 查看记录 Caricatures and cartoons 20,786 查看记录 Facsimiles 20,618 查看记录 Print 20,114 查看记录 Festschriften 20,066 查看记录 Electronic journals 19,945 查看记录 Mystery fiction 19,899 查看记录 Registers 19,761 查看记录 Government publications 19,356 查看记录 Art 19,348 查看记录 Chronology 19,110 查看记录 Almanacs 18,996 查看记录 Posters 18,784 查看记录 Songs 18,197 查看记录