History 930 Regimental histories 186 Politics and government 155 Societies, etc 93 Slavery 80 Pennsylvania Infantry 63 Almanacs, American 62 more ... Histoire 60 Sources 59 Soldiers 58 Almanacs, German 57 Registers of births, etc 56 Antislavery movements 50 Genealogy 50 African Americans 49 Campaigns 47 Periodicals 44 Legislators 42 German Americans 36 Description and travel 34 Social conditions 31 Biography 30 Social life and customs 29 Indians of North America 28 Jews 28 Registers 28 Emigration and immigration 27 Education 26 Gettysburg, Battle of, Gettysburg, Pa., 1863 24 Social aspects 24 Ethnic groups 22 Personal narratives 22 Germans 21 Indexes 21 Lawyers 21 Travel 21 Law and legislation 20 Manuscripts 20 Religious life 20 Militia 19 less ...