Characteristics of propeller sections tested in the variable density wind tunnel (1928)
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132 REPORT NATIONAL ADVISORY COMMITTEE FOR AERONAUTICS .32 .28 .24 .20 .16 .12 .08 .04 0 -4° C 4' 8' 12° Iff" 20' U.S.N.P.S.4 Camber. 12 of U. S. N. P. S. 4 at dirreront values of E. N. Fig. 15.—Characteristic curves of U. S. N. P. S 3 at different values of R. N. Fio, 16.—Cliaracteristio carves … Fig. 17.—Characteristic curves of U. S. N. P. S. 5 at difEerent values of R. N. Fio. 18.—Characteristic curves of U. S. N. P. S. 6 at different vtilues of R. N.
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