History Regimental histories 19 Politics and government 12 Soldiers 11 Registers of births, etc 10 Campaigns 8 Registers 7 more ... Maryland Campaign, 1862 6 Peninsular Campaign, Va., 1862 5 Sources 5 Army of the Potomac 4 Baltimore, Battle of, Baltimore, Md., 1814 4 Enslaved persons 4 Histoire 4 Historic buildings 4 Military pensions 4 Social life and customs 4 Societies, etc 4 African Americans 3 Biography 3 Boundaries 3 Description and travel 3 Indians of North America 3 Militia 3 Naval operations 3 Personal narratives 3 Slavery 3 Social conditions 3 Travel 3 Abolitionists 2 Antislavery movements 2 Campaign literature 2 Colonies 2 Councils and synods 2 Councils and synods, Plenary 2 Flags 2 Fugitive slaves 2 Genealogy 2 Gettysburg Campaign, 1863 2 History, Military 2 less ...