History 3,037 Regimental histories 610 Campaigns 302 Politics and government 288 Civil War 228 Personal narratives 179 Soldiers 133 more ... Slavery 107 Civil war 79 Pennsylvania Infantry 79 Biography 76 Histoire 76 Causes 70 Gettysburg, Battle of, Gettysburg, Pa., 1863 67 African Americans 66 Naval operations 66 Prisoners and prisons 65 Registers 65 Generals 63 Hist 59 Confederate side 51 Sources 47 Militia 46 Women 41 Foreign public opinion 39 Poetry 39 Social aspects 39 United States--History--Civil War, 1861-1865--Personal narratives 37 Registers of births, etc 36 United States--History--Civil War, 1861-1865--Personal Correspondence 36 Reconstruction 35 Addresses, sermons, etc 34 Genealogy 34 Officers 33 African American soldiers 32 Hospitals 32 United States 32 Social conditions 29 Veterans 29 Civil War, 1861-1865 28 less ...