History 85 Social life and customs 17 Sources 10 African Americans 5 Germans 5 Manuscripts 5 Archives 4 more ... Bibliography 4 Manuscripts, American 4 Pennsylvania Dutch 4 Race relations 4 Yellow fever 4 Abolitionists 3 Church history 3 Clubs 3 Enslaved persons 3 Histoire 3 Historic buildings 3 History and criticism 3 Lawyers 3 Medical colleges 3 Quakers 3 Societies, etc 3 history 3 Charities 2 Civilian relief 2 Description and travel 2 Fugitive slaves 2 German Americans 2 Historic sites 2 Law 2 Merchants 2 Pennsylvania imprints 2 Prisons 2 Schools, Medical 2 Slavery 2 Study and teaching 2 Underground Railroad 2 Women physicians 2 Academic freedom 1 less ...