summers gyroscope co.

  1. hesham

    Randolph S. Rae Hydrogen-Powered Spyplane Project of 1950s

    Hi, the Britsih engineering Randolph S. Rae which worked for USAF,and invented the REX,it was a hydrogen powered engine with new system,for recce and spy aircraft, and that was in 1954. The Aviation Historian 08
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