An Act amending the act of August 10, 1951 (P.L.1189, No.265), entitled, as amended, "An act regulating the appointment, promotion, suspension, reduction, removal and reinstatement of employes (except superintendents, assistant superintendents, inspectors, chief clerks and school guards) in bureaus of police in cities of the second class; and defining the powers and duties of civil service commissions in such cities for such purposes," further providing for qualifications for appointment in the competitive class of the civil service.