History 580 Social conditions 185 African Americans 174 Politics and government 135 Race relations 102 Social aspects 70 Architecture 66 Buildings, structures, etc 62 History and criticism 51 Economic conditions 40 Social life and customs 39 Antiquities 37 Intellectual life 37 Indians of North America 35 Political activity 33 Art 32 City planning 32 Civil rights 31 Education 31 Immigrants 29 Emigration and immigration 28 Women 27 Working class 27 Ethnic relations 24 Political aspects 23 Jews 22 Urban renewal 22 American literature 21 Description and travel 20 Law 19 Police 19 Art collections 18 Art museums 18 Ethnic identity 18 Gangs 18 Homes and haunts 18 Labor movement 18 Buildings 17 Elections 17 Families 17 Criticism and interpretation 16 Housing 16 Labor unions 16 Law reviews 16 Mississippian culture 16 Private collections 16 Public housing 16 Riots 16 Social reformers 16 Criminals 15 Minorities 15 Murder 15 Race identity 15 Womyn 15 Art, American 14 Crime 14 Economic aspects 14 Frontier and pioneer life 14 Painting 14 Presidents 14 African American women 13 Attitudes 13 Droit 13 Family 13 HISTORY / United States / State & Local / Midwest (IA, IL, IN, KS, MI, MN, MO, ND, NE, OH, SD, WI) 13 Manners and customs 13 Mexican Americans 13 Music 13 Skyscrapers 13 Authors, American 12 Childhood and youth 12 Educational change 12 Excavations (Archaeology) 12 Lawyers 12 Legislators 12 Organized crime 12 Public opinion 12 Public schools 12 Sociology, Urban 12 Architecture and society 11 Blues (Music) 11 Civil rights movements 11 Community life 11 Cultural assimilation 11 Exhibitions 11 Friends and associates 11 Haymarket Square Riot, Chicago, Ill., 1886 11 Hispanic Americans 11 Histoire 11 In literature 11 Inner cities 11 Jazz 11 Mexicans 11 Migrations 11 Political participation 11 Puerto Ricans 11 Religious aspects 11 Women social reformers 11 African American authors 10 Artists' books 10