Show After Record Sub-Stratosphere Sub Flight wr r g. g tr A S. S n H r y v c. c a r 10 v vA 1 t ta 1 4 a 4 ii J JY Jd Y d j w-i w z A 9 1 y h f d e 1 M 1 LY n n n n- n Left Milo Burcham famous test pilot for Lockheed climbing out of P 38 at Burbank Calif after he had given the pursuit plane speed and altitude tests in the sub Right Chief test pilot Marshall 1 Beadle Headle turns on the oxygen as Burcham starts pedaling a bicycle for 30 O minutes to supercharge himself for his flight high above ground While pedaling he be breathes only pure oxygen |