The Air Forces on a Model of the Sperry Messenger Airplane Without Propeller (1926)
NASA Technical Reports Server (NTRS) · leaf 7
6 REPOET NATIONAL ADVISORY COMMITTEE FOR AERONAUTICS FiQ. 3—View of modifledj'Tnodel … Fig. 4.—Threc-Quartcr rear view of model Upon completion of these changes a series of three runs was made on the modified model. The results of the two series of tests are given in Tables I to VIII and on Figures 5, 6, and 7. The lift coefficient Cl and the drag coefficient Cd are computed by…
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