Figure 43 Action of propeller revolutions Figures 44, 44b Method of propeller test for balance and areafrom the manual ' Practical aviation for military airmen ' by James Andrew White, Publication date 1918 Publisher New York, Wireless press, inc

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Size: 5743px × 3046px
Location: USA
Photo credit: © Historic Illustrations / Alamy / Afripics
License: Royalty Free
Model Released: No

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