History 3,555 Civilization 855 Civil rights 688 Regimental histories 610 African Americans 549 Politics and government 384 Campaigns 304 more ... Race relations 253 Civil War 228 Personal narratives 184 Histoire 148 Social conditions 134 Soldiers 133 Slavery 127 Social life and customs 105 Civilisation 103 Biography 97 Periodicals 80 Civil war 79 Pennsylvania Infantry 79 Causes 76 Sources 75 Civil rights movements 67 Gettysburg, Battle of, Gettysburg, Pa., 1863 67 Naval operations 66 Prisoners and prisons 65 Registers 65 Generals 63 Societies, etc 63 Description and travel 61 Hist 59 Social aspects 55 Jews 54 Indians of North America 52 Confederate side 51 Registers of births, etc 49 Militia 47 Women 47 Genealogy 46 Minorities 45 less ...