"Stu Fields" wrote in message
...
Looking for copies of Ray Prouty's "Helicopter Aerodynamics", and "More
Helicopter Aerodynamics", and "Still More Helicopter Aerodynamics".
Stu Fields


Stu,
I have the first to publications you want plus a rare copy of Helicopter
Performance, stability and control. All in new condition, email me if your
interested.

Ed Angell