Sea Clocks: The Story of Longitude [Book]

Sailors knew how to measure latitude, their location north or south of the equator, but they could not measure longitude, their location east or west of their home port. Because of this, many lives were lost worldwide. The key to solving this problem lay in devising a clock that could keep absolutely accurate time while at sea, unaltered by rough water or weather conditions.

Sea Clocks: The Story of Longitude Children's Book with Learning Ideas - Mamas Learning Corner

Longitude — The Glass Universe

John Harrison and the Quest for Longitude: The Story of Longitude: Betts, Jonathan: 9781906367695: : Books

Longitude eBook by Dava Sobel - EPUB Book

The dramatic human story of an epic scientific quest: the search for the solution of how to calculate longitude and the unlikely triumph of an English genius. Anyone alive in the 18th century would have known that 'the longitude problem' was the thorniest scientific dilemma of the day - and had been for centuries. Lacking the ability to measure their longitude, sailors throughout the great ages of exploration had been literally lost at sea as soon as they lost sight of land.

Longitude: The True Story of a Lone Genius Who Solved the Greatest Scientific Problem of His Time [Book]

Kendall's Longitude, Book

Longitude found - the story of Harrison's Clocks

Sea Clocks: The Story of Longitude: Borden, Louise, Blegvad, Erik: 9780689842160: : Books

Marine chronometer - Wikipedia

Lost at Sea: The Search for Longitude (TV Movie 1998) - IMDb