Dec 10 1954
From The Space Library
On a rocket-propelled sled run, Col. John P. Stapp, USAF (MC), attained a speed of 632 mph and sustained the greatest g-force ever endured by man in recorded deceleration tests.
On a rocket-propelled sled run, Col. John P. Stapp, USAF (MC), attained a speed of 632 mph and sustained the greatest g-force ever endured by man in recorded deceleration tests.