An Act amending Titles 18 (Crimes and Offenses) and 42 (Judiciary and Judicial Procedure) of the Pennsylvania Consolidated Statutes, in firearms and other dangerous articles, further providing for persons not to possess, use, manufacture, control, sell or transfer firearms and for sale or transfer of firearms; and, in commencement of proceedings, further providing for Statewide municipal police jurisdiction, for nonmunicipal police extraterritorial jurisdiction and for agents of the Office of Attorney General and providing for interpretation.