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Old 08-10-18 | 08:06 AM
  #2  
Rootman
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Joined: Sep 2012
Posts: 1,031
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From: NW Arkansas, USA

Bikes: 2015 Giant Roam 2 Hybrid

Good ol' Smokey! I remember his car columns in Popular Science in the 60's and 70's. I wonder whatever became of his adiabatic engine?
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