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taavi013
on Jan 14, 2014
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Fingers can detect nano-scale wrinkles even on a s...
It is rumoured that Bernhard Schmidt had so sensitive touch, that he could physically feel polishing results by his (only) left hand.
http://en.wikipedia.org/wiki/Bernhard_Schmidt#Mittweida_year...
Florin_Andrei
on Jan 15, 2014
[–]
If this is about the early stages of polishing, I believe it (and I can do it myself).
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Search:
http://en.wikipedia.org/wiki/Bernhard_Schmidt#Mittweida_year...