I could find no reference to either of these interesting cars.
However, I am now indebted to Rich Campbell of Microcarworld.org for finding a reference to the Sphinx-Staub, he also put a blog post HERE.
I could find no reference to either of these interesting cars.
However, I am now indebted to Rich Campbell of Microcarworld.org for finding a reference to the Sphinx-Staub, he also put a blog post HERE.