- [S404] The Times, (London;), 13 June 1850, p.9 col.A (Reliability: 3).
On the 11th inst., at Woodbine-villa, St. John's-wood, William de Montmorency, Esq., of Upperwood, county of Kilkenny, in the 54th year of his age, eldest son of the late Sir William de Montmorency.
- [S34] A Visitation of the Seats and Arms of the Noblemen and Gentlemen of Great Britain, John Bernard Burke, (Vol.2, London, 1853 (http://books.google.co.uk/books?id=8gYUAAAAQAAJ);), pp.64-66, Mossom family (Reliability: 2).
- [S404] The Times, (London;), Tuesday, Feb 24, 1818; pg. 3; Issue 10388; col B (Reliability: 3).
We lately noticed a singular case of abduction in the neighbourhood of Kilkenny, and stated that the parties had remained three nights at lodgings in that town. We have now to state, that Miss Harriet Mossom, the young lady alluded to, was on Sunday se'ennight married to Mr. Wm. M. De Montmorency, a young gentleman residing a few miles from Kilkenny. Mr. B. Flood, the young gentleman accused of carrying her off to that city, and apprehended at his lodgings, remains in prison to abide his trial.- Irish paper.