John Harrison
Clockmaker
John Harrison was a self-educated English carpenter and clockmaker who invented a marine chronometer, a long-sought-after device for solving the problem of calculating longitude while at sea. Wikipedia
Born: March 24, 1693, Foulby, United Kingdom
Died: March 24, 1776, London, United Kingdom
Nationality: British
Residence: Red Lion Square, London, United Kingdom
Awards: Copley Medal
Children: William Harrison