Thomas Earnshaw 1749 - 1829

occupation:: Chronometer maker, Watchmaker

Nationality:: English; British

born in:: Ashton under Lyne, Tameside, Greater Manchester, England, United Kingdom

1774 - admitted to Fleet debtor's prison. 1780 - began improving marine timekeepers. 1782 - John Arnold patents variation of Earnshaw's escapement design as his own. 1783 - Earnshaw patented original design. 1806 - 'Explanations of Timekeepers Constructed by Mr John Arnold and Mr Thomas Earnshaw' published.