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Constant, Haynelocked



Constant, Hayne (1904–1968), mechanical and aeronautical engineer, was born at Gravesend, Kent, on 26 September 1904, the second son of the family of six children of Frederick Charles Constant, dental surgeon, of Gravesend and later Folkestone, and his wife, (Mary) Theresa Hayne, of ...

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Biographical Memoirs of Fellows of the Royal Society
Calendars of the grants of probate … made in … HM court of probate [England and Wales]