While performing a paid detail yesterday in East Boston, an officer assigned to the Drug Control Unit conducted a motor vehicle stop in the area of Sumner and Orleans Streets. As the officer was speaking to the driver, he observed a wooden club between the driver’s side seat and door. With this observation and other intelligence, the officer requested backup. The officers had information about the occupants of the vehicle and conducted a pat- frisk of John Parziale, 48, of East Boston. As the officer patted down Parziale, an empty holster was found on his waist. Immediately, the officers conducted a pat frisk of the vehicle and found several weapons including sticks and a bat, but no firearm. A second occupant of the vehicle, a 19-year-old male from East Boston was found to be in possession of a Class B substance and will be summons into the East Boston District Court for Possession of Class B.Armed with additional information, officers responded to an address in East Boston and gained entrance. A Sergeant observed five 30X30 rounds of Winchester Rifle Bullets in plain view, while an officer also observed a .22 caliber Rifle. Officers immediately froze the apartment and applied for, and obtained a search warrant for 32 Orleans Street. Later last night they returned and recovered the following items: numerous rounds of small caliber ammunition, one silver colored single shot firearm, one fully loaded .38 caliber revolver, one .45 caliber semi automatic, two ballistic vests, two high capacity clips, and one sidearm holster. John Parziale, 48, of East Boston was placed under arrest and will be arraigned in the East Boston District Court today.