(-BEF 1851)
Thomas Jacka (15 JUN 1821-)
| +---Stephen Sincock
+---Elizabeth Sincock 
(ABT 1795-)
+---Hannah Secombe
(-BEF 1851)
Thomas Jacka (15 JUN 1821-)
| +---Stephen Sincock
+---Elizabeth Sincock (ABT 1795-)
+---Hannah Secombe