Harrison S Chronometer Information Center
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Background to Harrison S Chronometer

Today we take a look at one of the most vexing problems to face mariners in the Age of Sail, working out your longitude, and how ... In the 18th century, the only way to navigate accurately at sea was to follow a coastline all the way, which would not get you from ... Buy the MAP MEN BOOK 'This Way Up - When Maps Go Wrong' SEE NEW EPISODES EARLY, AND ... We embark on a journey into the history of the marine A freakin' school project... Caution: It may contain pure awesomeness and kick too much ass. Do not watch unless you're a ... Dr. Martin Richardson De Montfort University, Leicester Zeeba TV ( is part of the River Valley group of Companies.
Huygens' and Hooke's balance spring also allowed Englishman John
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Featured Video Reports & Highlights
Below is a handpicked selection of video coverage, expert reports, and highlights regarding Harrison S Chronometer from verified contributors.
The Longitude Problem - Improving Navigation with the Harrison Clocks
John Harrison's "H1" clock in action
Should we stop the Harrison clock?
A Detailed Study of H4 - John Harrison's Longitude Timekeeper Reconstruction
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Last Updated: May 26, 2026
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