John Harrison Google doodle honors man who invented marine chronometer 283 years ago
The self-taught clockmaker invented a device that helped sailors gauge their latitude and longitude at sea. Today’s Google doodle marks the 325th birthday of British horologist John Harrison. In 1735, the self-taught clockmaker completed his design of the first marine chronometer. According to Google, the British government had offered a reward of £20,000 to anyone who could […]