| | Severn Teackle Wallis IV 1923–2000 Sylvia Rose “Sandra” Steinberg 1922–2011 | | | | Severn Teackle Wallis III 1896–1959 Helen Mansfield Church 1897–1991 | | | | Samuel Boyd Wallis 1862–1918 Mary L Mitchell 1862–1936 | | | | John Samuel Wallis 1825–1897 |
| | | William H Mitchell 1827–1868 Sidney Virginia Travers 1830–1895 | | | | Nicholas Travers 1768–1849 | | |
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