The link below is to a very interesting article about winglets etc. It is a low math content introduction to reducing induced drag. http://aero.stanford.edu/reports/nonplanarwings/nonplanarwings.html Highly Nonplanar Lifting Systems Ilan Kroo, Stanford University John McMasters, Boeing Commercial Airplane Group and Stephen C. Smith, NASA Ames Research Center _______________________________________________________________________ Why pay when you don't have to? Get AltaVista Free Internet Access now! http://jump.altavista.com/freeaccess4.go _______________________________________________________________________ RCSE-List facilities provided by Model Airplane News. Send "subscribe" and "unsubscribe" requests to [EMAIL PROTECTED]

