An exciting scientific adventure from the days of wooden ships and iron men, LONGITUDE is full of heroism and chicanery, brilliance and the absurd. It is also a captivating brief history of astronomy, navigation and clockmaking.
During the great ages of exploration, "the longitude problem" was the gravest of all scientific challenges. Lacking the ability to determine their longitude, sailors were literally lost at sea as soon as they...

Interweaves two stories: John Harrison's forty-year obsession with building his perfect timekeeper, known today as the chronometer; and naval officer Rupert Gould who, two hundred years later, stumbles across Harrison's forgotten chromometers and devotes himself to restoring Harrison's long-neglected mechanical masterpieces.