A History of the Ship's Compass Naval History Magazine - December 2022, Volume 36, Number 6

Mechanical gyroscopes are beginning to be replaced by ring-laser or hemispherical-resonator ones, but most ships retain a traditional magnetic compass as a backup—just in case. 

Sea History 184 - Fall 2023 by National Maritime Historical

U.S. Navy Original Six Frigates

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O'Rourke's Latest CRS Report—“China Naval Modernization

Ukrainian Kamikaze Drone Boats Have Sunk Another Russian Ship

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Far distant ships: An official account of Canadian naval operations in World War II: Schull, Joseph: 9780773721609: Books

David Rumsey Historical Map Collection

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