How Did John Harrison Build His First Sea Clock?

In his early age, John Harrison learnt and followed his father’s trade as a carpenter, and during his free time he used to repair clocks to gain more experience. By the age of 20 he was able, to build his first longcase clock that was made of wood. In 1730, Harrison designed a marine clock to compete for the Longitude prize which is offered by the board of Longitude who was a British government body that manage a system of prices appeared to inspire innovators to overcome the problem of finding longitude at sea. After that, Harrison introduced his idea to the country’s leading clockmaker after he managed to travel to London despite of his financial problems.
Graham the country’s clockmaker was captivated by Harrison’s ideas and because of that
It took Harrison five years to build his first Sea clock. He verified it to members of the Royal society, an educated society for science and it may be the oldest society which still exists, who spoke in his behalf to the Longitude Board.
Despite the failure of the first three trials, Harrison worked endless nights to perfect the sea clock. By the forth trial with the help of William Harrison with hard work and labor they had accomplish precisely as he always wished for. The commissioner prepared a test for the forth model which was traveling from Voyage to Jamaica to trial the watch which seemed to go well. The commissioner’s decided that the test he had conducted is not been enough. At this point, the relationship between Harrisons and commissioners began to weaken because of the social class of Harrison as they did not want an uneducated person with low social class to win the prize. Harrison’s friends and followers supported him by