The quest for longitude: the men who mapped the surface of the earth

For sailors and seamen in the 18th century, accurate navigation could mean the difference between life and death. In 1714, British authorities tried to tackle this problem by offering a vast reward for any man who could develop an accurate method of mapping longitude at sea. But, asks Rebekah Higgitt, was the right man given the credit for finding a solution?

An oil painting by John Cleveley The Elder depicting the Royal Naval Dockyard

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