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Goldsmith Nov 2019
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6th November 2019, 01:14 PM
Thecornishsteamenthusiast
Engineer
Full Name: Seb Austin
Join Date: Apr 2015
Location: Cornwall
Posts: 303
Quote:
Originally Posted by
roadmaker
I was wondering about the Aveling Traction engine?
I never see a compound piston valve like this?
anyone has more info?
looks to me like a D type roller has sprouted wheels
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