עץ הקומפקטי של John Michael Smart |
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| |  | |  | | William Henry Jackson – | | Howard Edward Jackson 1884–1976 (91) | | Elizabeth Sidney … – | ||||
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| George Oliver Smart 1920–2011 (91) |
| Valery Grace Jackson 1927– | |||||||||||
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| | | William John Roydhouse 1832–1908 (75) | Samuel Maxton 1814–1884 (70) | ||||||||||
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| | | | | | William Francis Roydhouse 1856–1926 (70) | | Annie Grace Roydhouse 1885–1951 (65) | | Annie Maxton 1855–1929 (74) | ||||
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| | | Mary Johns Jordan 1832–1908 (76) | Sussanah Martha Dunn 1827–1916 (88) | ||||||||||
