History 658 Histoire 206 Social conditions 194 African Americans 183 Politics and government 159 General 154 HISTORY 131 mer ... Race relations 120 SOCIAL SCIENCE 101 State & Local 98 Social aspects 73 Midwest (IA, IL, IN, KS, MI, MN, MO, ND, NE, OH, SD, WI) 70 Architecture 67 Buildings, structures, etc 63 Noirs américains 54 History and criticism 53 POLITICAL SCIENCE 51 BIOGRAPHY & AUTOBIOGRAPHY 46 Indians of North America 46 Antiquities 45 Social life and customs 44 Economic conditions 39 Intellectual life 38 Civil rights 37 City planning 34 Political activity 34 Art 33 Administration 32 Conditions sociales 32 Education 32 mindre ...