Marine Chronometers: The Clocks That Changed the Course of Globalization
Traveling across time zones can be disorienting—watches, clocks, and even your sleep schedule need adjusting to a new longitude. This problem faced by modern travelers had more serious implications in the 18th century—a time of fierce imperial competition on the high seas. As ships traveled east and west through different longitudes, their clocks were not able to maintain accurate time.









































































