Abraham Hill Does not have a child Isaac listed here
North Carolina Will abstracts
https://search.ancestry.com/collections/3945/records/1888
Name: Abraham Hill Probate Year: 1760 Estimated Death Year: Abt 1760 Inferred Place of Death: North Carolina, USA Full Abstract: 1760 HILL, ABRAHAM, Henry, Abraham, Theophilus, Judith
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There’s a vague suggestion he’s from this Abraham Hill