| | Albert Edward Blackett 1906–1961 | | |
William Stanley Blackett 1907–1986 Sarah Weallans Knowles 1908–1953 | | |
| | James Albert Blackett 1880–1958 | | |
David Albert Jones 1940–2000 | | |
| | Evelyn May Blackett 1922–2009 Joseph Edward Jones 1917–1965 | | |
| | Edith Mary Smith 1892–1928 James Albert Blackett 1880–1958 | | |
| | Mary Ann Beaglehole 1860–1929 |