RE: STORMER design by Doug Spreng,
I have built many stormers and flat top stormer in the 60's I have a set of plans of the origanal stormer. The difference was taken off the Canopy. I may be wrong but I thing the Stormer won the Nats. I even had a single channel .15 Stormer, with a Clark Y airfoil and rudder only .The single channel one was a Blast to fly BOB MOORE AMA 6559