Last time, I talked about how, even in the 21st Century, wooden propellers have advantages over metal propellers. For one thing, wooden propellers deal with the many vibrations of the engine and the ...
ONE SUMMER DAY IN 1928, HARRY AND MARTIN SENSENICH TOOK THEIR PROPELLER-DRIVEN farm wagon on its maiden flight, so to speak, hurtling down the narrow dirt roads of Lancaster County, Pennsylvania. It ...
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