Kenneth C. Johnston, Bell Helicopter Company, 1968.

Figure 1, from Vertiflite (AHS Newsletter) Nov 1968.

Kenneth C. Johnston, Bell Helicopter Company, 1968

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Kenneth C. Johnston, Bell Helicopter Company, 1968.

Figure 1, from Vertiflite (AHS Newsletter) Nov 1968.

 

Added to Historical Records - Bell... and categorized in 5 months ago

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