AutoPuzzles - The Internet's Museum of Rare Cars!

Now this is a tricky one. I only have a year and a place where this picture was taken and an approximate engine size, but I don't know who built this car.
For one point, please respond and supply the data mentioned above. Additional information if proven can be worth an additional point.

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Not surprisingly up again

Neckar- NSU F05 project ?

 :doh:

I knew I had seen it before. It is the Neckar or NSU-Fiat F 05 project car. That identification earns you the promised point even without answering all of the questions. I found it in a 1954 magazine where they told that it was photographed in southwestern Germany and had an engine of around 400 cc displacement. The source Carnut doesn't want to use anymore talks about 550 cc, but you can't be sure.

The original article:

 :doh: :noid: :faint: