The son of a goldsmith, he learned the trade of a watchmaker at Flensburg, and exercised it at Berlin and Tondern, 1818-1820.
The precise date of the invention is not known; but in 1767 he employed John Kay, a watchmaker at Warrington, to assist him in the preparation of the parts of his machine, and he took out a patent for it in 1769.
First a watchmaker and mechanician he afterwards became treasurer of Pennsylvania (1777-89), and from 1792 to 1795 director of the U.S. mint (Philadelphia).
To support this new allegation, Arkwright's opponents brought forward, for the first time, Thomas Highs, or Hayes, a reed-maker at Bolton, who stated that he had invented a machine for spinning by rollers previously to 1768, and that he had employed the watchmaker Kay to make a model of that machine.
Our body is like a perfect watch that should go for a certain time; the watchmaker cannot open it, he can only adjust it by fumbling, and that blindfold....