Boeing model 250-C20 Series II engine. From Vertiflite (AHS Newsletter) Aug 1969.

Boeing model 250-C20 Series II engine

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Boeing model 250-C20 Series II engine. From Vertiflite (AHS Newsletter) Aug 1969.

 

Added to Boeing/Vertol (Vertiflite... and categorized in — 7 years ago

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