The fascinating story of John Harrison who, in the 18th century, believed he could make a clock that would work on board a ship—and so solve the problem of finding longitude at sea.
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Ian Hart
William Harrison
Michael Gambon
John Harrison
Jonathan Coy
Adm. Sir Clowdisley Shovell
Jeremy Irons
Rupert Gould
Peter Cartwright
Army Doctor
Gemma Jones
Elizabeth Harrison