History 597 Antiquities 175 History and criticism 170 Indians of North America 135 Politics and government 93 Social aspects 83 Criticism and interpretation 74 Social life and customs 72 Excavations (Archaeology) 66 African Americans 57 Race relations 53 Social conditions 52 American literature 47 Mississippian culture 41 Rhetoric 40 Ethnic relations 37 Political aspects 37 Jews 33 Women and literature 32 American poetry 31 American fiction 29 Civil rights 27 Philosophy 27 Influence 26 World War, 1939-1945 26 Campaigns 23 Church history 23 Intellectual life 23 Social archaeology 23 Description and travel 22