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Old 28th Oct 2015, 19:28
  #57 (permalink)  
Join Date: Feb 2005
Location: flyover country USA
Age: 77
Posts: 4,580
Not a direct derivative, but clearly common thought process: The LTV XC-142.

Checking back in history, the V in LTV was Vought, which was once allied with Sikorsky.
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