Controllable, or Variable Pitch Propellers are just one type of propulsion used on ships. Controllable pitch propellers vary the angle of each blade to control the amount on thrust produced by the ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This Savoiia-Marchetti propeller is ...
The propeller component of this assembly was manufactured by Ole Flottorp in Chicago, Illinois for James B. Lund and R.D. Dwight, also of Chicago, who designed and constructed a mammoth tandem ...
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