Apr 21 1931
From The Space Library
G. Edward Pendray and his wife Lee Gregory Pendray are taken on a tour of the German rocket society's Raketenflugplatz in Berlin Germany. Willy Ley introduces them to Rudolf Nebel and Klaus Riedel. Ley also showed them a test firing of a Repulsor rocket and provided them with diagrams of the Repulsor and the Mirak rockets.