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date: 06 April 2020

Heydon, Sir Johnlocked

(bap. 1588, d. 1653)
  • Stephen Porter


Heydon, Sir John (bap. 1588, d. 1653), royalist army officer and mathematician, was baptized at Saxlingham, Norfolk, on 13 June 1588. He was the second son of Sir Christopher Heydon (1561–1623) of Baconsthorpe, writer on astrology, and his first wife, Mirabel (bap...

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Bulletin of the Institute of Historical Research
Public Record Office
, new ser., 46 vols. (1890–1964)
, Church of Jesus Christ of the Latterday Saints
English Historical Review
Camden Society
National Archives of the United Kingdom, Public Record Office, London