'Pinch-Waist' Plane Lifts Supersonic Speed 25%; New Design Eases the 'Drag Rise' at Sound Barrier NEW DESIGN LIFTS SONIC SPEEDS 25%
NACA gives further data; says it increases supersonic speeds up to 25% by reducing 'drag rise'; says new shape was developed some yrs ago; credits it to R T Whitcomb; aviation press, Sec Quarles, NACA dir Dryden hail it; Whitcomb int; career; prototype YF-102 with conventional fuselage and Convair production version of same model (F-102A) with pinched-waist shape illus
