Two miles above Daytona Beach two years ago, a slim, sandy-haired professional parachutist from Lansing, Mich, named Clement Joseph ("Clem") Sohn stepped from a plane, spread homemade "bat wings" of canvas sewed between his legs and arms, swooped, banked, looped for 4.000 ft. before floating to earth by para chutefirst man to "fly" with his own wings. Thereafter Clem Sohn made a tidy living doing his spectacular stunt at fairs and air meets. Only one man tried to copy himParachutist Floyd David, who plummeted to death at Flint, Mich, on his maiden try....

