Compact tree
| Robert James Simons 1857–1914 | Henry Dill – | ||||||||||||
| Edward James Simons 1882–1944 | Cyril Wellington Simons 1925–1973 | Cecilia Mary Delphine Dill 1885–1959 | |||||||||||
| Mary Louisa Williams – | Mary Wilson – | ||||||||||||
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| Edmund James Thomas Lightbourne – | Vivian Barbara Lightbourne 1926–2000 | Edith Louise Swan 1900–1984 | |||||||||||
| Eva Jane Swan – | |||||||||||||