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Clues Uncovered On How Hunley Sub Moved Through Water
In Columbia South Carolina researchers cleaning the Confederate submarine Hunley report a hidden gear system beneath crusty concretions. They found a crank tube propulsion mechanism with gears enabling faster water flow and note crews wrapped the crank handle to prevent blisters.
MENTIONED IN THIS ARTICLE
Columbia
S.C
North
Charleston
Conservator
Johanna Rivera- Diaz
Rivera-Diaz
Rivera - Diaz
Warren Lasch Conservation Center