Haswell, Master Attendant of the royal dockyard at Gibraltar. By her he had two daughters and five sons, most notable among these being John Montresor. Mary died 5 March 1761. He remarried 25 August 1766, Henrietta Fielding, daughter of novelist Henry Fielding who was already "in deep decline", and died months later, 11 December 1766. Montresor married as his third wife Frances Nickolls, daughter of H. Nickolls and widow of William Kemp. He died at Teynham, Kent, 6 January 1776. Citations References Secretary at War (1756). A list of the officers on the British and Irish establishment. London. [cited as "Army List 1756"] Secretary at War (1767). A list of the officers on the British and Irish establishment. London. [cited as "Army List 1767"] Finigan, H., "The Montresor Papers"; microfilm collection of James & John M. personal papers; Copies located in 3 places David Library of the American Revolution; Special Collections Branch, USMA Library & Royal Engineers Library, Chatham, UK. Skull, G. D., The Montresor Journals, Collections of the New York Historical Society for the Year 1881. "James Gabriel Montrésor" Dictionary of American Biography XIII, 100–101. Montresor, Frank Montresor, "Memoirs of the Montresors", mss. 1941. Montresor pedigree, Proceedings of the Huguenot Society of London, 1917, facing p. 293, along with "Notes and Jottings in connection with the Montresor Pedigree", ibid, pp. 293–300. Dobson, Austin, Fielding, 2004, Kessinger Publishing, 138. 1704 births 1776 deaths People from Westminster British military personnel of the French and Indian War West Yorkshire Regiment officers Royal Artillery soldiers Royal Engineers officers 18th-century British engineers 18th-century British Army personnel