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The Effect of Surface Irregularities on Wing Drag. I. Rivets and Spot Welds. 1; Rivets and Spot Welds (1938)
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Fig. 5 N.A.C.A. … I m^p.h.,(sfandard atmosphere) 0 4 8 12 16 A\/erage R, millionsNASA Technical Reports Server (NTRS)
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