An Account of the Proceedings, in Order to the Discovery of the Longitude: In a Letter to the Right Honourable ******, Member of Parliament.
London: Printed by T. and J.W. Pasham, in Black-Friars, and sold by the booksellers, in London and Westminster, 1763. First edition, extremely rare, of Harrison’s announcement of his invention and testing of his first accurate chronometer, the famous ‘sea-watch’ later called H4, which solved the problem of determining longitude at..... More
Item #4994