Ralph Thomas Johnson 1851–1881 | | |
John Robson Johnson 1854–1916 | | |
Elizabeth Thompson Johnson 1855–1914 Arthur Henry Blackwell 1853–1931 | | |
| | Elizabeth Blackett Thompson 1822–1856 | | | | | Thomas Thompson 1783–1858 Jemima Blackett 1783–1869 | | | | | Eleanor (Helena) Anderson 1762–1849 | | | | Elizabeth Scott 1731–1807 | | |
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