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Tank Tests to Show the Effect Rivet Heads on the Water Performance of a Seaplane-Float (1938)
NASA Technical Reports Server (NTRS) · leaf 22
N.A.C.A. Technical Note No. 657 Fig.17 a, Smooth float according to Froude's law. b. » 11 » 11 separation method. … 0 10 20 30 40 50 60 70 80 90 100 Speed,f.p.s. Figure 17.-Effect of rivets on take-off performance.NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
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