Ann Jane Williamson 1857– | | |
Elizabeth Williamson 1861– | | |
Sarah Ellen Williamson 1865– | | |
Margaret Williamson 1873– | | |
| | George Robertson 1827–1851 John Williamson 1825–1879 | | | | Elizabeth Cranmer Irvin 1798– | | | | Unattached Liverpool TreeTop – | | | | Unattached Lancashire TreeTop – | | | | Unattached England TreeTop – | | |
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