+---John Sims (1842-)
| +---Hannah ? 
(ABT 1811-)
Charles George Sims (1875-)
| +---Thomas Head (ABT 1767-)
| +---Isaac Head (ABT 1788-1858)
| | +---Hannah ?
| +---George Head (ABT 1812-1900)
| | +---Mary Herbert (ABT 1784-)
+---Elizabeth Head (1844-)
| +---James Leader (ABT 1791-)
+---Harriet Leader (ABT 1812-1891)