Politics and government Public opinion 13 Social conditions 12 Social history 11 Mass society 10 Social life and customs 10 Social surveys 9 History 6 Reconstruction (1939-1951) 6 Political campaigns 5 World War, 1939-1945 5 Working class 3 Consumer behavior 2 Economic conditions 2 Elections 2 Elections, 1945 2 Elections, 1950 2 Housing policy 2 International relations 2 Labor market 2 Marketing research 2 Mass media 2 Public welfare 2 Administrative agencies 1 Attitudes 1 Campaign literature 1 City planning 1 Competitions 1 Conscientious objection 1 Conscientious objectors 1