abstract:The Board of Longitude was the popular name for the Commissioners for the Discovery of the Longitude at Sea. It was a British Government body formed in 1714 to administer a scheme of prizes intended to encourage innovators to solve the problem of finding longitude at sea.
Villageon the villageroadis divided intothreewarp, fiveweft, patchwork, latitude and longitudeclear, round after round, the layoutof the villageasaboard, known as the "chessboardvillage."
In 1761, a British carpenter named John Harrison built the first marine chronometer, capable of keeping time on board a rolling boat and providing ship captains with a way to determine their longitude during a voyage.