History 502 African Americans 443 Indians of North America 304 Periodicals 195 Antiquities 176 Politics and government 159 Civilization 113 more ... Foreign relations 105 Histoire 92 Noirs américains 83 Slavery 79 Indians 75 Race relations 70 Ethnology 66 Social life and customs 65 Archaeology 63 Education 63 Social conditions 55 Black people 53 Antislavery movements 51 Diplomatic relations 51 Jews 48 American literature 45 Societies, etc 44 Minorities 43 Statistics 42 Relations 41 World politics 40 Study and teaching 39 Government relations 37 less ...