April 1931
From The Space Library
Raktenflugplatz in Germany was visited by Mr. and Mrs. G. Edward Pendray as official representatives of the American Interplanetary Society, who upon their return organized the experimental program of the society.
Raktenflugplatz in Germany was visited by Mr. and Mrs. G. Edward Pendray as official representatives of the American Interplanetary Society, who upon their return organized the experimental program of the society.
