The Belcar is the correct answer but not the complete answer, this is where it gets complicated.Egon Brutches original design, the Spatz 200 was a three wheeler but only prototypes were made so in the first instance Germany was where they were made. The Belcar which came along later was made in Switzerland, and then it can be argued that the avolette in also based on this design and is a three wheeler made in France. I couldnt find any reference to the Netherlands but this does not mean that you are wrong, I would be interested to know if its true. Jim, your prize is five year subsription for Rumcar news for every member of the Vintage microcar and minicar club of the USA, the only condition being that all members must be in attendence for our National rally 2008 and be accompanied by both of their grandparents. Simple.