+---Joshua Flack
+---Nathaniel Flack (ABT 1752-)
+---Nathaniel Flack (ABT 1773-DEC 1853)
| +---Sarah Hallet 
(ABT 1750-1817)
Nathaniel Flack (DEC 1801-18 MAR 1881)
+---Elizabeth Carmen (ABT 1779-AUG 1815)
+---Joshua Flack
+---Nathaniel Flack (ABT 1752-)
+---Nathaniel Flack (ABT 1773-DEC 1853)
| +---Sarah Hallet (ABT 1750-1817)
Nathaniel Flack (DEC 1801-18 MAR 1881)
+---Elizabeth Carmen (ABT 1779-AUG 1815)