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Who Is John Harrison? Why Google Celebrates the Clockmaker
time.com
3. Apr · John Harrison ( ), English inventor and horologist, discovered the means by which longitude could be determined accurately. He developed a marine chronometer which, in a voyage to Jamaica ...
John Harrison: 5 Fast Facts You Need to Know | Heavy.com
heavy.com
John Harrison, an English clockmaker and inventor, is being celebrated with a Google Doodle on what would have been his 325th birthday.
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