Lets Talk About Helicopters by B. J. Schramm PRF 1970 [Archive]

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barnstorm2

01-24-2008, 06:27 PM

Things slow on the forum?

Here is a good classic, historical article from Popular Rotorcraft Flying Magazine ( The precursor to ROTORCRAFT the PRA magazine ).

http://gyrowiki.com/GyroWiki/Let%27s%20Talk%20About%20Helicopters.aspx

.

barnstorm2

01-25-2008, 06:34 AM

A neat graphic from the article...

http://gyrowiki.com/Main%20Photo%20Library/Wiki%20Web%20Graphics/Scorpion%20Helicopter%20Ad.jpg

barnstorm2

01-31-2008, 10:18 AM

I have reformated this. It is a bit easyer to read now.

http://gyrowiki.com/Main%20Photo%20Library/Wiki%20Web%20Graphics/Join%20PRA%20logo.jpg