John Harrison worked tirelessly for over 40 years to create a perfect clock, so that sailors could accurately work out their location at sea. Illustrated throughout, Borden's story highlights the drama, disappointments and successes that filled Harrison's quest to invent the perfect sea clock.
- ISBN10 094806563X
- ISBN13 9780948065637
- Publish Date 15 March 2005 (first published 1 February 2004)
- Publish Status Out of Print
- Out of Print 26 April 2010
- Publish Country GB
- Imprint National Maritime Museum
- Format Hardcover
- Pages 45
- Language English