African Americans 2 Employment 2 African American civic leaders--Pennsylvania--Philadelphia 1 African American inventors--Pennsylvania--Philadelphia 1 African American novelists--Pennsylania--Philadelphia 1 African American women journalists--Pennsylvania--Philadelphia 1 African Americans--Civil rights--History 1 more ... African Americans--Employment 1 Discrimination in employment 1 Employees 1 Ethnic groups 1 Joint Organization of the Association for Equalizing Industrial Opportunities and the League of Civic and Political Reform 1 Officals and employees 1 Postal service 1 Social conditions 1 United States Postal Service--Officials and employees 1 less ...