Written with the general reader in mind, this book covers the the longitude problem and the evolution of the instruments which revolutionised navigation and played a vital part in the development of trade and economy of the modern world.
With over 100 illustrations and diagrams the evolution of the mechanism is explained together with a survey of important makers and advice on the care and maintenance of chronometers.
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Drawing (P66 Fusee) title should read
Drawing David Penney copyright