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The Air Forces on a Model of the Sperry Messenger Airplane Without Propeller (1926)
NASA Technical Reports Server (NTRS) · leaf 8
AIR FORCES ON THE SPERRY MESSENGER AIRPLANE … Fig. 5 —Sperry Messenger Original, U. S. A. 5 wings Tank pres- sure atmos- Dynamic Reynolds phcre pressure number 5=kg/m2 Curve A 1.00 27.9 189,000 Curve B 2.82 80.5 482,000 Curve C 4.83 140.0 820,000 Curve D10.00 297.0 1,670,000 Curve E19.8G 619.0 3,400,000 Fig. 6.—Sperry Messenger, modified, U.…NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
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