History 474 Bibliography 234 Sources 194 Genealogy 148 American literature 97 African Americans 82 Manuscripts 78 more ... History, Local 65 Archives 64 Rare books 59 Jews 58 Bibliographie 54 Printing 53 Histoire 52 Catalogs 51 Periodicals 42 American newspapers 39 Minorities 38 Early printed books 37 Government publications 34 Indians of North America 34 Maps 34 Library 32 Union catalogs 32 Newspapers 30 Books 29 Archival resources 26 Emigration and immigration 26 History and criticism 25 English literature 23 Manuscripts, American 23 Libraries 22 Library catalogs 22 Music 21 Registers of births, etc 21 Church records and registers 19 Dissertations, Academic 19 Law 19 Medicine 19 Politics and government 19 less ...