Person:John Chamberlain (42)

Name	John Chamberlain
Gender	Male
Birth^[1]	28 Mar 1714	Billerica, Middlesex, Massachusetts, United States
Marriage	18 May 1758	Billerica, Middlesex, Massachusetts, United Statesto Frances Clark (add)
Death^[3]	Bef 1 Jan 1759	Billerica, Middlesex, Massachusetts, United States

References

↑ Foster, F. Apthorp (ed.). Vital Records of Billerica, Massachusetts, to the Year 1850. (Boston, MA: New England Historic Genealogical Society, 1908)
p. 37.

CHAMBERLAIN, John, s. John Jr. and Margaret, [born] Mar. 28, 1714.
Hazen, Henry Allen. History of Billerica, Massachusetts, with a genealogical register. (Boston, Massachusetts: A. Williams, 1883)
p. 23.

Children of John Chamberlain and Margaret Gould: John, b. 28 Mar 1714. "His name disappears from tax-list in 1759, and a widow Frances is named for two years after."
↑ Massachusetts. Probate Court (Middlesex County). Probate records, 1648-1924. (Salt Lake City, Utah: Filmed by the Genealogical Society of Utah, 1964-1967)
Fil 4169: John Chamberlin 1759.

1 Jan 1759: Bond of Frances Chamberlin Widow as Administrat'x of her late husband John Chamberlin late of Billerica afores'd: Deceas'd Intestate
15 Jan 1759: Inventory of the Estate of Mr John Chamberlin Late of Billerica Deseased:£29-18-10
[Note: assuming Hazen was correct in following the participation of John Chamberlain through various tax lists, this is undoubtedly the probate of the John Chamberlain he was talking about.]