Some records from Londonderry Sentinel:
22 Feb.1845- Marriage- On the 13th inst., in the Parish Church of Cappagh, by the Rev. H.H. Harte, Rector, Montgomery Armstrong, of the island of Innishmore, Lough Erne, county Fermanagh, Esq., to Sarah, daughter of John Buchanan, Esq., Bunnynobber, near Omagh.
24 Feb.1849- Birth- On the 8th inst., the wife of Montgomery Armstrong, Esq., of Drummee, Innishmore, county Fermanagh, of a son.
30 July 1858- Marriage- On the 21st inst., in Augharea Church, by the Rev. William Bredin, uncle to the bride, assisted by the Rev. J. Thornhill, J.M. Armstrong, of Belfast, eldest son of James Armstrong, Esq., coroner of Fermanagh, to Mary Jane, youngest daughter of Lieutenant William Beatty, of Brookeborough.
25 Mar.1859- Birth- March 10, at Bunnynubber, near Omagh, the wife of Montgomery Armstrong, Esq., of a son.
27 Sept.1864- Death- September 18, at Bunnynubber, near Omagh, Sarah Nicholina, fifth daughter of Montgomery Armstrong, Esq., aged 9 years.
30 June 1865- Death- June 28, at Brookborough, James Armstrong, Esq., Coroner of county Fermanagh, aged 75 years.
7 Jan.1868- Death- December 29, at his residence, 81 Regent Street, Belfast, John M. Armstrong, Esq., eldest son of the late James Armstrong, Esq., coroner, county Fermanagh.
21 Sept.1869- Death- August 26, at London, Ontario, Montgomery Armstrong, son of the late Mr. Armstrong, Coroner of county Fermanagh.