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Navigational instruments of the past

Navigational instruments of the past

Several ingenious instruments have been invented over the centuries to help in navigating the seas.

History

Keywords

navigation, orientation, shipping, calendar stone, compass, quadrant, astrolabe, astronomy, discovery, explorer, ships, Sun, Polaris, magnetic field, North Magnetic Pole, protractor, horizont, degree scale, scale, geometry, refraction, watercraft, mathematics, seas, history, Middle Ages, modern history

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