He used captured German V-2 rockets for his investigations and later he used improved rocketry produced by the U.S.
Bing Crosby | David Crosby | Crosby | Crosby, Stills, Nash & Young | Crosby (UK Parliament constituency) | Sidney Crosby | Kathryn Crosby | Harry Crosby | Fanny Crosby | Caresse Crosby | How the West Was Won (Bing Crosby album) | Great Crosby | Denise Crosby | Crosby, Merseyside | Crosby, Isle of Man | William Crosby Dawson | Jon Crosby | Crosby Township, Hamilton County, Ohio | Crosby Township | Crosby Hall, London | Sondra Crosby | Simon Crosby | Percy Crosby | Obed Hussey | Crosby Ravensworth | Crosby Hall | Chris Crosby | Charles A. Crosby | William G. Crosby | Sumner McKnight Crosby |