A practical manual of the compass : a short treatise on the errors of the magnetic compass, with the methods employed in the U.S. Navy for compensating the deviations and a description of service instruments, including the gyro-compass
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Bibliographic Information
A practical manual of the compass : a short treatise on the errors of the magnetic compass, with the methods employed in the U.S. Navy for compensating the deviations and a description of service instruments, including the gyro-compass
United States Naval Institute, 1921
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A practical manual of the compass
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Note
"Prepared with the approval of the Bureau of Navigation, Navy Department"--T.p.
"It was originally compiled by Lieutenant Commander Harris Laning, Head of the Department of Navigation at the Naval Academy, as a text-book for midshipmen"--p. [3]