Sobel, Dava LONGITUDE
New York Walker and Company 1995 0802713122 / 9780802713124 Hardcover Very Good Very Good Book
Walker and Company, New York, 1995. 15th printing, VG+/VG+, Hardcover, 184pgs. John Harrison's forty-year obsession with building his perfect timekeeper, known today as the chronometer. Packed with care and shipped promptly.