It's a real odd bird. A streamlined, alloy(!) bodied threewheeler built in Germany in the early twenties. They used aircooled 1 cylinder engines (300 or 500 cc) with chain drive to the rear wheel. Not much more to tell about it, except that they claimed the same as Renault with their Sport Spider over 70 years later: full weatherprotection without a windscreen..! Well this will be all. We wish you a wonderfull weekend of research.
Do you want to have a fair chance of winning the infamous PreWarCar T-shirt, then please first read The Rules under Read More and than post under 'Comments' the Year, the Marque, the Type and possibly other details about the car depicted while using no more than 100 words. All (trivial) information which is not readily available on the web is highly valued. Results published next Saturday, 1 March