ONE OF MANY FROM MY PRIVATE COLLECTION BRIDGEPORT GUN MARKED LEFT SIDE US MODEL 1928A1 , NOT AC WITH US GROUND OFF S N WITH X AT END ,RIGHT SIDE AUTO-ORDNANCE CORPORATION BRIDGEPORT CONNECTICUT AND PATENT DATA NON MATCHING UPPER LOWER LOWER IS SAVAGE ,HORIZONTAL FRONT WOOD, SMOOTH BARREL , COMP, HAS OPEN REAR SIGHT VG OVERALL FINISH AND WOOD , EXCELLENT BORE EARLY ORIGINAL GUN TRANSFERS ON A FORM 4 IN PA. BUYER RESPONSIBLE FOR TAXES, SHIPPING AND INSURANCE