Working class History 294 Social conditions 143 Economic conditions 74 Labor movement 61 Politics and government 55 Labor 54 more ... Political activity 54 Labor unions 52 Dwellings 44 Social aspects 35 Poor 34 Social life and customs 31 Education 27 Social classes 27 Industrial relations 25 African Americans 21 History and criticism 21 Housing 20 Race relations 17 Economic policy 16 Employment 15 Immigrants 15 Intellectual life 15 Socialism 15 Tenement houses 15 Economic aspects 14 Women 14 Capitalism 11 Communism 11 less ...