Search results
John Harrison (3 April [O.S. 24 March] 1693 – 24 March 1776) was an English carpenter and clockmaker who invented the marine chronometer, a long-sought-after device for solving the problem of calculating longitude while at sea.
John Harrison (born March 1693, Foulby, Yorkshire, Eng.—died March 24, 1776, London) was an English horologist who invented the first practical marine chronometer, which enabled navigators to compute accurately their longitude at sea.
- The Editors of Encyclopaedia Britannica
Mar 14, 2023 · Learn how John Harrison invented an accurate marine chronometer that enabled mariners to measure their longitude at sea. Discover the history and challenges of clockmaking and navigation in the 17th and 18th centuries.
- Mark Cartwright
Learn how John Harrison, a self-taught carpenter and clock maker, created four remarkable timepieces that helped find the ship's longitude at sea. Discover his challenges, trials, rewards and legacy at Royal Museums Greenwich.
People also ask
Why did John Harrison come to London?
What did John Harrison do for a living?
Who is John Harrison?
What can you learn about John Harrison's marine timekeepers?
Apr 3, 2018 · Today, on what would have been Harrison’s 325th birthday, Google is celebrating the legendary horologist with a special Doodle. John Harrison, (1693-1776). Inventor of the marine...
- Eli Meixler
Learn how John Harrison, a self-taught watchmaker, invented the marine chronometer that solved the longitude problem and revolutionized navigation. Discover the challenges, innovations, and legacy of his 43-year quest for a practical solution.
Visit the clocks that changed the world and the man behind them. Learn about the revolutionary Harrison clocks that allowed ships to determine their longitude at sea and the challenges they faced.
