1959 Impala Sport Sedan at the Milford Proving Grounds Published November 18, 2010 at 1280 × 736 in Factory Photographs – 1959 Impala at GM Proving Grounds 1959 Impala Sport Sedan at the Milford Proving Grounds FacebookTwitterPinterest x-Frame Chevrolet cars and parts for sale on eBay! FacebookTwitterPinterest
