This car has frame and engine no 440704. From 1940-1947 erhard wendler (reutlingen) performed coach work on the standard cabriolet d body, and this car was changed by the company to an aluminum streamlined sport cabriolet. At that time, wendler firm worked together with the superleggera designers, and thus the front of the car took on the styling of an italian automobile of its day. In 1950 the owner of this car was robert koenig who presented this car to the famous german ballerina lilia zeisner. She held this car privately in konstanz, germany for many years. The history and restoration work is well documented. Top speed 120kph.