More Precisely, “Otherwise produced during the workshop, every thing was built within an hour or so’s travel from Stamford”. 6 miles, or 55.7 km) at the end of a 6 weeks’ voyage. (The geographical mile is described as a single moment of arc together the Earth’s equator; Assess the nautical https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/