John D. Blackett 1931–1933 | | |
George Edward Blackett 1937–1939 | | |
Margaret Blackett 1941–1988 | | |
Isabella Scott Blackett – | | |
| | John Gordon Blackett 1949–2013 | | |
| | John Denton Blackett 1907–1974 Naomi Warren Bolton 1911–1977 | | | | William Matfin Blackett 1867–1927 Margaret Jane Cowley 1867–1938 | | | | Isabella Blackett 1849–1916 | | | | Alexander Blackett 1807–1879 | | | | Alexander Blackett 1780–1809 | | |
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| | | Sarah Jane Watson 1843–1889 | | | | Margaret Atkinson 1811–1871 |
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| | | George Henry Bolton 1877–1916 Jane Ann Greenwell 1887–1969 |
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