R.H. wrote:

http://puzzlephotos.blogspot.com/

496: For a shaft coupler, it is too short. So it is some kind of stop on
a shaft.
497: Blow torch. A "bernzmatic"?
498: A mass product. Wood related.
499: Very first prototype of a Russian back scratcher.
500: Flintstone, Outdoor usage.
501: Old tool. :-)

Nick

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Motor Modelle // Engine Models
http://www.motor-manufaktur.de