One of the smallest convertible cars ever produced is the 1957 Messerschmitt KR 201 Roadster. Built by the aircraft manufacturer of the same name, in the frugal era of post-war Europe, this little gem, which boasts 87 mpg, in its heyday broke all speed records of its class in every trial.
<p>One of the smallest convertible cars ever produced is the 1957 Messerschmitt KR 201 Roadster. Built by the aircraft manufacturer of the same name, in the frugal era of post-war Europe, this little gem, which boasts 87 mpg, in its heyday broke all speed records of its class in every trial.</p><p>P...