Joseph Blackett 1919–1984 | | |
| | Joseph Blackett 1889–1977 Mary Agnes McAnally 1890–1954 | | |
John George Blackett 1891–1892 | | |
William Blackett 1896–1896 | | |
Annie Rebecca Blackett 1898–1920 | | |
Thomas Clayton Blackett – | | |
Elizabeth Amelia Blackett – | | |
Joseph William Blackett – | | |
| | Thomas Clayton Blackett 1900–1963 Amelia Elizabeth Halliburton 1906–1927 | | |
| | Cuthbert Blackett 1903–1973 Margaret Elizabeth Strong 1903–1945 Ethel Rosvell Alcock 1906–1969 | | |
| | John Joseph Blackett 1925–1986 Linda Patterson 1915–1988 | | |
James William Ingham 1931–2000 | | |
| | Thomas Terrance Ingham 1934–2001 | | |
| | George Edward Ronald Ingham – | | |
| | Patricia Mary Dominic Ingham – David Paul Longbottom 1943–1999 | | |
| | Margaret Blackett 1908–1992 James William Ingham 1908–1979 | | |
| | Sarah Ann Clayton 1870–1911 Joseph Blackett 1866–1940 | | | | Rebecca Coupland 1848–1877 |
| | | Joseph Blackett 1844–1934 Mary Ann Winship 1848–1927 | | | | Joseph Blackett 1806–1870 | | | | Cuthbert Blackett 1778–1861 Ann (Hannah) Bell 1777–1859 | | | | Cuthbert Blackett 1745–1809 | | |
| | | Hannah Richardson 1756–1842 |
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| | | Margaret Clemitson 1806–1868 |
| | | | Margaret Wilkinson 1827–1891 |
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