History 118 Genealogy 25 Churches 20 Anniversaries, etc 19 African Americans 14 Railroads 13 Societies, etc 12 more ... Indexes 11 Religious life 11 Slavery 11 Marriage records 10 Sources 10 Anniversaries 9 Church history 9 Death notices 9 Deeds--Philadelphia--Pennsylvania--18th Century 9 Exhibitions 9 Historic buildings 9 School yearbooks 9 Obituaries 8 Periodicals 7 Social conditions 7 African American families 6 Art collections 6 Biography 6 Description and travel 6 Economic conditions 6 Historic sites 6 Lawyers 6 Private collections 6 Registers of births, etc 6 African Americans--Societies, etc 5 American Revolution Bicentennial, 1976 5 Antislavery movements 5 Church records and registers 5 Directories 5 Family 5 Germans 5 Histoire 5 Minorities 5 less ...