 MaleJames Grannis |
| Birth | 21 Oct 1717 | New Haven, New Haven, Connecticut, British Colonial America  |
| Death | 25 Jun 1787 | New Haven, Connecticut, United States |
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 FemaleMabel Potter |
| Birth | 9 Nov 1720 | New Haven, New Haven, Connecticut, British Colonial America |
| Christening | 25 Jun 1787 | |
| Death | 25 Jun 1787 | New Haven, New Haven, Connecticut, United States |
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| Female Hannah Grannis |
| Birth | 5 Aug 1739 | New Haven, New Haven, Connecticut, British Colonial America |
| Death | 29 Nov 1828 | Wallingford, New Haven, Connecticut, United States |
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| Spouse | Joyton Joy Humiston, Sr. | F39475 | |
| Marriage | 10 Aug 1758 | New Haven, New Haven, Connecticut, United States |
