Walters, Helen B. Wernher von Braun, rocket engineer / Introd. by Wernher von Braun. Ill. with photos. - [S.l.] : Macmillan, 1964. - 187 p. : ill. - A Rio Grande classic . Includes bibliographical references. LCCN: 64012177 Subjects--Personal Names: Von Braun, Wernher, 1912-1977. Subjects--Topical Terms: Physicists.Rocketry.Space flight. Dewey Class. No.: 921