Pennsylvania--History--Colonial period, ca. 1600-1775 3 United States--History--Revolution, 1775-1783 2 Women--Suffrage 2 African Americans--History--Negro Education--Late 19th Century 1 Armenia--History 1 Armenian massacres, 1894-1896 1 Baptist church buildings 1 more ... Baptists 1 Bible--Study and teaching 1 Boundary disputes 1 Centennial Exhibition (1876 : Philadelphia, Pa.) 1 Charitable Organizations--Philadelphia 1 City planning 1 Cuba--1890-1910 1 Department stores 1 Disaster Relief--National and International 1 Dreer, Ferdinand J. (Ferdinand Julius), 1812-1902 1 Elections 1 Forests and forestry 1 Gratz, Simon, 1840-1925 1 Indian Rights Association 1 Indians--First contact with Europeans 1 International trade 1 International trade--19th century 1 Johnstown Flood 1 Law offices--Records and correspondence 1 Legal issues 1 Local transit--Pennsylvania--Philadelphia 1 Mason-Dixon Line 1 Medical education 1 Merchants 1 Mills and mill-work 1 Native Americans 1 Pennsylvania--Boundaries 1 Pennsylvania--History 1 Pennsylvania--History--1775-1865 1 Pennsylvania--Politics and government 1 Philippines--Annexation to United States 1 Poetry--Translations 1 Poverty, Alleviation of--19th and 20th Century 1 less ...