Analysis of information sources in references of the Wikipedia article "Bugatti Type 57" in English language version.
The Type 57S was a short-wheelbase sport version of Bugatti's twin-camshaft, straight eight, 3.3 liter Type 57 model, and featured a 'V' radiator. Only 43 examples were built between 1936 and 1938, and this one was the last of 17 to be fitted with factory built black Atalante coupe coachwork...The Type 57S has been called the ultimate road going Bugatti. It is also one of the rarest...The Type 57 and its variants were intended for road going use...The catalogue bodies included two versions of the Ventoux Coupe, the Galibier four-door sedan, the Stelvio cabriolet, Atalante and Atlantic. The Atlantic, and its derivative the Atalante, were constructed in two-door coupe configuration.