Inside Out Library · Explore
Vortex Noise from Rotating Cylindrical Rods (1935)
NASA Technical Reports Server (NTRS) · leaf 17
lie N.A.C.A, Technical Note No. 519 rigs. 5,6 l.ll—NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
More pictures from Vortex Noise from Rotating Cylindrical Rods
More like this