Politics and government 146 Law 29 Ordinances, Municipal 27 History 22 Arrêtés municipaux 16 African Americans 11 Almanacs, American 11 more ... Social conditions 6 Economic conditions 5 Elections 5 Political activity 5 Race relations 4 Italian Americans 3 Mayors 3 Philadelphia (Pa.)--History--20th century 3 Philadelphia (Pa.)--Officials and employees 3 Philadelphia (Pa.)--Social conditions--20th century 3 Political culture 3 Political parties 3 Associations, institutions, etc 2 City planning 2 Conservatism 2 Ethnic relations 2 Histoire 2 Lithuanian Americans 2 Mayors--Pennsylvania--Philadelphia 2 Officials and employees 2 Periodicals 2 Philadelphia (Pa.)--City government--20th century 2 Philadelphia (Pa.)--Politics and government--20th century 2 Political aspects 2 Political participation 2 Public health 2 Social life and customs 2 Suffrage 2 Tax exemption 2 Urban policy 2 Voting 2 Working class 2 20th century 1 less ...