I found a neat introductory website about NACA foils. I'm considering shaping
my rudder into a proper foil shape for better lift. Someday, maybe... Lord
knows, I've got enough going on right now.
The link is <A HREF="http://www.cyber-dyne.com/~jkohnen/foilfaq.html">Foil
FAQ</A>
Regards,
Judy B