Principles and Explanations of Timekeepers

Half bound in brown cloth with marbled boards, gilt lettering and decoration to spine.Illustrations in b/w, some fold-out. An introduction to and facsimile reprint of papers published by the Commissioners of Longitude about Harrison's, Arnold's and Earnshaw's chronometers in 1767, 1805 and 1806. A near fine copy of the edition published in 1984, the British Horological Institute's 125th anniversary year. Original film wrapper present but with large section missing from front.