John Harrison's marine timekeepers
rmg.co.uk
John Harrison's marine timekeepers
Revolutionary timepieces that allowed ships to determine their longitude at sea
Feb 25, 2021
John Harrison Chronometer
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3.1K views · 127 reactions | On this day in 1714, the Longitude Act was passed, which offered rewards for finding an accurate method for navigation at sea. Self-taught clock maker, John Harrison, would go on to take up the challenge. His timepieces, H1, H2, H3 and H4 revolutionised the history of timekeeping. Learn more about the longitude problem: https://bit.ly/longitudeRMG | Royal Museums Greenwich | Facebook
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3.1K views · 127 reactions | On this day in 1714, the Longitude Act was passed, which offered rewards for finding an accurate method for navigation at sea. Self-taught clock maker, John Harrison, would go on to take up the challenge. His timepieces, H1, H2, H3 and H4 revolutionised the history of timekeeping. Learn more about the longitude problem: https://bit.ly/longitudeRMG | Royal Museums Greenwich | Facebook
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