Son of John Nubron of Fore Street London, mariner deceased, apprenticed as John Nubron (? through some deafness of the clerk) to John Crouch 5 February 1777. Free, 4 July 1792. First mark entered as plateworker, 2 October 1793. Address: Hare Court, Aldersgate Street. Moved to Abingdon Row, Goswell Road, undated. Livery, June 1811. Second mark, 24 March 1823. Died 27 January 1830. Heal records him as Mewburn or Newburn, goldsmith, Hare Court, 1793-6.