Astrolabe 1400S
Oct. 5, 2024
Mariners Astrolabe Geocoin - Antique Bronze Planispheric Astrolabe, North African, 18th century. Silver. An astrolabe was an elaborate inclinometer, historically used by astronomers and navigators to measure the altitude above the horizon of a celestial body, day or Measuring instrument: 16th century Portuguese nautical astrolabe. Oxford. University Astrolabe 1400S
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