Arbre compacte de of Christopher P. Davies |
| | | James Roydhouse 1822–1901 (78) | Mark Harrison 1823–1874 (51) | ||||||||||
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| |  | Charles J. Davies 1884–1947 (63) |  | | William Clark Roydhouse 1854–1900 (45) | | Tom Roydhouse 1894–1982 (88) | | Elisabeth Harrison 1855–1932 (77) | ||||
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| | | Ann Johnson 1831–1880 (49) | Jane Jackson 1823–1906 (83) | ||||||||||
| Ivan R. Davies 1927–2015 (88) |
| Elizabeth Roydhouse 1932– | |||||||||||
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| | | Olive A. Ward – | | | John Henry Billany 1849–1913 (64) | | Kathleen May Billany 1894–1973 (79) | | Catherine Sproxton 1868–1946 (78) | ||||
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