35,070 United States 31,521 Pennsylvania 15,785 Philadelphia 5,484 Philadelphia (Pa.) 4,912 New Jersey 3,653 Penn more ... 3,284 Massachusetts 3,088 Great Britain 2,790 New York (State) 2,750 Virginia 2,094 Maryland 1,682 England 1,636 Delaware 1,468 Canada 1,308 North Carolina 1,303 Connecticut 1,182 Bucks County (Pa.) 1,167 New York (N.Y.) 1,098 New York 1,061 Chester County (Pa.) 982 Ohio 883 Montgomery County (Pa.) 878 Berks County (Pa.) 847 France 814 America 762 South Carolina 722 North America 711 Lancaster County (Pa.) 710 New England 705 California 694 Kentucky 674 New Hampshire 672 Germany 664 Southern States 622 Ireland 616 Boston 571 Washington (D.C.) 564 Mass 561 Rhode Island 551 Georgia see all ... less ...

34,273 History 5,728 Politics and government 4,564 Genealogy 4,446 African Americans 4,283 Biography 4,089 Description and travel more ... 3,809 Church records and registers 3,784 Periodicals 3,038 Sources 2,884 Societies, etc 2,597 Census records 2,525 Deeds 2,458 Jews 2,402 Slavery 2,267 Indians of North America 2,212 Streets 2,184 Social life and customs 2,003 Registers of births, etc 1,922 Social conditions 1,900 Bibliography 1,735 Education 1,674 Emigration and immigration 1,662 Churches 1,655 Religious life 1,618 Fiction 1,586 Probate records 1,454 Germans 1,404 Almanacs, American 1,379 Church history 1,227 Railroads 1,202 Economic conditions 1,200 Clergy 1,173 German Americans 1,141 Ethnic groups 1,087 Lutheran 1,080 Race relations 1,073 Vital records 1,036 Women 1,008 Directories 1,006 Presidents see all ... less ...

1,299 Philadelphia Record 655 Pennsylvania 467 United States 429 Franklin, Benjamin, 1706-1790 419 Historical Society of Pennsylvania 350 Penn, William, 1644-1718 more ... 339 Carey, Mathew, 1760-1839 289 Washington, George, 1732-1799 256 Jackson, Ronald Vern 256 Pennsylvania Historical and Museum Commission 227 United States Congress House 222 New England Historic Genealogical Society 218 Ethnic Heritage Studies Program (U.S.) 206 United States Bureau of the Census 197 United States Congress 189 United States Census Office 184 University of Pennsylvania 179 Strobridge & Co. Lith 174 American Philosophical Society 172 United States Dept. of State 169 John Forbes & Company, 161 Cunningham, John T. 155 Albertype Co 153 Sanborn Map Company 147 Walnut Street Theatre (Organization : Philadelphia, Pa.) 141 Pennsylvania Railroad 140 Leland, Charles Godfrey, 1824-1903 139 Library of Congress 139 Pennsylvania Academy of the Fine Arts 137 United States Congress Senate 137 United States Continental Congress 135 Union League of Philadelphia 134 Keith, George, 1639?-1716 130 Arch Street Theatre (Philadelphia, Pa.) 124 American Sunday-School Union 122 Frederic R. Kirkland Collection 122 H.A. Thomas, Lith. Studio (New York, N.Y.) 119 National Theatre (Philadelphia, Pa.) 118 Pennell, Joseph, 1857-1926 114 Newcomen Society of the United States see all ... less ...

283,310 Published Materials see all ...

7,262 Biography 5,497 Genealogy 3,852 Church records 2,907 Periodicals 2,559 Census records 2,504 Deeds more ... 1,400 Directories 1,348 Bibliography 1,268 Catalogs 1,074 Sources 1,026 Indexes 967 Registers 931 Probate records 751 Exhibitions 706 Fiction 702 Sermons 659 Controversial literature 644 Maps 594 Guidebooks 578 Pictorial works 539 Handbooks, manuals, etc 463 Gravestone inscriptions 446 Personal narratives 425 Early works to 1800 418 Marriage records 401 Poetry 386 Dictionaries 339 Tax lists 317 Lists 313 Juvenile literature 312 Newspapers 299 Correspondence 291 History 278 Cemetery records 272 Congresses 246 Death records 212 Addresses, essays, lectures 201 Speeches in Congress 199 Portraits 191 Undertakers' records see all ... less ...

2,740 Revolution, 1775-1783 2,379 Civil War, 1861-1865 2,061 Colonial period, ca. 1600-1775 1,893 19th century 1,307 20th century 1,063 1732-1799 more ... 1,012 1850 956 18th century 821 1900 719 Revolution 650 1809-1865 514 1706-1790 500 1861-1865 485 War of 1812 465 1775-1865 453 To 1775 403 1775-1783 394 Civil War 311 1880 304 1743-1826 287 1917- 285 1644-1718 234 1783-1865 226 17th century 215 1830 206 1857-1861 204 French and Indian War, 1755-1763 169 Civil war 165 1815-1861 158 1860 152 1800-1870 151 1933-1945 147 1757-1834 147 1865-1950 140 1918-1945 129 1945- 128 1 124 1783-1848 124 1854-1861 119 To 1865 see all ... less ...