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date: 03 July 2020

Mason, Charleslocked

( April 1728–25 October 1786)
  • Edwin Danson


Mason, Charles ( April 1728–25 October 1786), and Jeremiah Dixon (27 July 1733–22 January 1779), British astronomers and surveyors, were responsible for establishing the Mason-Dixon Line. Charles Mason was born at Wherr (now Weir) Farm, Oakridge Lynch, Gloucestershire, England, the son of Charles Mason, a baker and miller, and Anne Damsel Mason. He attended Tetbury Grammar School and received additional tutoring from mathematician Robert Stratford. He lived near the astronomer royal, Dr. James Bradley, and Reverend Nathaniel Bliss, Savilian Professor at Oxford. It was through these local connections that Mason's prowess as a mathematician came to the attention of Bradley, who in 1756 offered him the position of assistant (or “labourer”) at the Royal Observatory, Greenwich, with a salary of £26. At about this time Mason married Rebekah (maiden name unknown), with whom he had two sons....

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