Well over 2,000 sets of plans sold by Stolp Starduster Corp., Riverside, CA, for SA-300 Starduster Too 2-seat sport biplane. Many other designs flying including SA-500 Starlet 1-seat parasol, SA-750 high-power 2-seat aerobatic biplane, SA-900 V-Star, basically a biplane Starlet, Super Starduster for unlimited aerobatics and 4-seat 450-hp Cabin Starduster.