History 165 African Americans 62 Social conditions 49 Race relations 32 Economic conditions 25 Politics and government 23 Sources 17 more ... Employment 16 Jews 16 Labor unions 16 Emigration and immigration 14 Social life and customs 14 History and criticism 13 Immigrants 13 Asian Americans 12 Ethnic relations 12 Civil rights 11 Students 11 Chinese Americans 10 Histoire 10 Periodicals 10 Biography 9 Education 9 Ethnic identity 9 Archives 7 Race identity 7 Social aspects 7 Urban renewal 7 Afro-American membership 6 Civilization 6 Description and travel 6 Manuscripts, American 6 Women 6 Bibliography 5 Buildings, structures, etc 5 College yearbooks 5 HISTORY 5 Historic buildings 5 Middle Atlantic (DC, DE, MD, NJ, NY, PA) 5 Minorities 5 less ...