Family: 1st Viscount Gosford Archibald Acheson / Mary Richardson (F13246)
m. 1740
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Male
1st Viscount Gosford Archibald Acheson
Birth 1 Sep 1718 Armagh, Northern Ireland 
Death 5 Sep 1790 Armagh, Northern Ireland Burial Marriage 1740 [1] Father Mother
Female
Mary Richardson
Birth Abt 1720 Armagh, Northern Ireland Baptism 20 Oct 1720 Shap, Westmorland, England Death May 1792 Burial Father Mother
Female
+ Hon Anna Marie Acheson
Birth 1736 Armagh, Northern Ireland Death 10 Apr 1799 Ballycastle, Antrim, Northern Ireland Burial Spouse Hugh Montgomery | F3396 Marriage Aug 1778
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Sources - [S4306] Ancestry.com, U.S., Family History Books, (Name: Ancestry.com Operations, Inc.; Location: Lehi, UT, USA; Date: 2025;), Collectanea Genealogica; Author: Foster, Joseph, 1844-1905.
Record for Archibald
https://search.ancestry.com/cgi-bin/sse.dll?db=62282&h=4488344011&indiv=try
- [S4306] Ancestry.com, U.S., Family History Books, (Name: Ancestry.com Operations, Inc.; Location: Lehi, UT, USA; Date: 2025;), Collectanea Genealogica; Author: Foster, Joseph, 1844-1905.