"An Informative tutorial within the heritage of British watchmaking. Horology followers of all ranges are certain to search out value here." Pierre Jaquet-Droz (1721-1790), founding father of the modern watchmaking household that bears his identify, was not only Among the most renowned watchmakers on the 18th century; he was also https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/