Keith Rider developed the R-4 Firecracker to compete in the 1936 National Air Races. I photographed the R-4 on display at PoF Chino. Two years later he introduced the R-6 Eightball.
Keith Rider developed the R-4 Firecracker to compete in the 1936 National Air Races. I photographed the R-4 on display at PoF Chino. Two years later he introduced the R-6 Eightball.