The Magnetic Compass : Ships, seafarers & life at sea : Sea & ships fact files : Sea & ... - 4 views
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Niamh McGurk on 24 May 12It has very good information on the Magnetic Compass.
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Niamh McGurk on 03 Jun 12When people think of instruments that help with direction finding, the first one that springs to mind is probably the magnetic compass. It is the oldest instrument for navigation and has been a vital tool for navigators at sea for centuries. The compass allows ships to steer a selected course.