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Comparative flutter tests on two, three, four and five-blade propellers
by H.G. Ewing, J. Kettlewell and D.R. Gau...
Bok Engelsk 1952
Strain gauge flutter tests on a 4-blade propeller with duralumin blades
by J. Kettlewell and H.G. Ewing
Bok Engelsk 1952
Strain gauge investigation of propeller flutter
by L.H.G. Sterne, H.G. Ewing and J. Kettl...
Bok Engelsk 1951