History Regimental histories 13 Sources 11 Biography 8 Soldiers 8 Personal narratives 7 Headquarters 6 more ... Officers 6 Republican 6 Campaign literature 5 African Americans 4 Generals 4 Historic buildings 4 Museums 4 Business enterprises 3 Capitalists and financiers 3 Church history 3 Churches 3 Corporations 3 Correspondence 3 Governors 3 Indians of North America 3 Pennsylvania Infantry 3 Politics and government 3 Wars 3 Bibliography 2 Boundaries 2 Commerce 2 Farmers 2 Freed persons 2 Gettysburg, Battle of, Gettysburg, Pa., 1863 2 Health aspects 2 Historical museums 2 Hospitals 2 Iron and steel workers 2 Manuscripts 2 Medical care 2 Participation, African American 2 Penn 2 Physicians 2 less ...