Ordered on 28th February 1957 this Park Ward bodied example is one of only 81 S1 Continental Drophead Coupes built and one of only 31 constructed in left hand drive. It was built to order for the Baroness Pannonica de Koenigswarter and delivered to her in New York on 16th July 1957. The car included a number of special features from new including power hood, wing mirrors, power steering and, being an American car, was fitted with whitewall tyres, revised lights, different summer and winter thermostats, scuttle aerial and a larger brake pedal.