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World’s oldest maritime astrolabe that guided ships to India found

Britain-based shipwreck hunter has found maritime astrolabe, a navigation tool that guided Portuguese explorers on perilous voyage to India in 16th century. It dates between 1495 and 1500 and has been confirmed as world’s oldest astrolabe. The maritime astrolabe was discovered during from a shipwreck off coast of Oman in 2014 and recently was confirmed ..