Pierre Le Roy

Portrait of Pierre Le Roy (1717-1785)
Pierre Le Roy (1717-1785) Public Domain Image

Son of Julien Le Roy, Pierre (1717-1785), an astronomer, physicist and clockmaker, surpassed his father and succeeded him as the king’s clockmaker. He will receive the Prize from the Academy of Sciences for his marine watches. He also made the first sea chronometer in 1763.

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