History 2,437 Regimental histories 443 Campaigns 262 Politics and government 173 Personal narratives 130 Soldiers 113 Pennsylvania Infantry 78 more ... Biography 69 Slavery 66 Registers 65 Generals 61 Causes 59 Histoire 58 Prisoners and prisons 58 African Americans 55 Naval operations 52 Gettysburg, Battle of, Gettysburg, Pa., 1863 51 Sources 40 Women 39 Social aspects 38 Registers of births, etc 36 Officers 33 Confederate side 31 Hospitals 31 Poetry 31 African American soldiers 30 Militia 29 Genealogy 28 Recruiting, enlistment, etc 27 Sermons 27 Veterans 26 Addresses, sermons, etc 25 Confiscations and contributions 25 History, Military 25 Social conditions 25 Enslaved persons 24 Foreign public opinion 24 Participation, African American 24 Presidents 24 Reconstruction 24 less ...