History Regimental histories 443 Campaigns 256 Politics and government 154 Personal narratives 128 Soldiers 108 Pennsylvania Infantry 78 more ... Slavery 67 Histoire 66 Generals 61 Biography 60 Causes 60 Prisoners and prisons 58 Naval operations 55 Registers 53 African Americans 49 Gettysburg, Battle of, Gettysburg, Pa., 1863 45 Women 39 Social aspects 37 Registers of births, etc 34 Sources 33 Confederate side 31 Hospitals 31 Officers 31 Poetry 30 Foreign public opinion 29 African American soldiers 28 Sermons 26 Confiscations and contributions 25 Addresses, sermons, etc 24 Enslaved persons 24 Participation, African American 24 Veterans 24 History, Military 23 Medical care 23 Militia 23 Presidents 23 Civil War 20 Description and travel 20 Emancipation 20 less ...