They have a lot in common, the Messerschmitt Kabinenroller from Germany and the Inter 175A from France. They came into the world at almost the same time and both were influenced by aircraft design, the Inter even more so than the Messerschmitt. But the German version was much more successful, so what went wrong with the French? This vehicle report describes the brief history of the unusual French cabin scooter and shows the tricycle in many current and historical pictures.