National Geographic : 1957 Sep
GD %( D"' Exploring the Universe: First Step into Space.... If men are ever to journey to the planets .... ... . and the stars, we shall need to know years in advance the biological and psychological effects of cosmic radiation, extreme temperature variation, weightlessness, meteoric collision, synthetic C-L air, disorientation and illusions of space and time. New aerodynamic forms and new applications n ILg of atomic power may within the next few years make possible the sustainedexploration of earth's upper atmosphere that will tell us what we need to know before our first human step into space. E-B 0o 0, c-v s-cZ8. tow~il eEAG.C GENERAL DYNAMICS CORPORATION * 445 PARK AVENUE, N W YORK 22, N. Y.