Screen Shot 2017-03-29 at 08.40.25 Published on March 29, 2017 in 30 March 1939Full resolution (762 × 464) ← Previous Next → Test pilot Hans Dieterle in the cockpit of the Heinkel He 100 V8 prototype. The airplane is unpainted and the surface seams are puttied and smoothed to reduce aerodynamic drag. (Heinkel-Flugzeugwerke)