I have an unbuilt Windfree sailplane by Marks Models for sale. Instructions and full size plans are included.
Vintage Mark's Models Windfree RC Remote Control Sailplane Glider Balsa Kit
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Vintage NOS Future Flight Klingberg Wing RC Glider Sailplane Kit 78" Wingspan -
RCM JAVAL AERO PLAN + CONSTRUCTION ARTICLE ElectricPower Pod RC Model Sailplane
