7 Foot Span R/C Rocket Glider- Boost Keith Vinyard's model at NARAM-47. Two E9s plus air-started E9. Camera showing engines. NAR R/C Model Rocket Glider Keith Vinyard's model at NARAM-47. Two E9s plus air-started E9. Camera by Chris Taylor looking out the right side. George Gassaway's Stingray R/C R/G is also seen from 1:09 to 1:27.