עץ הקומפקטי של Mary Michelle Roydhouse |
| William Francis Roydhouse 1856–1926 (70) | John Crawley 1846–1923 (77) | | | ||||||||||
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| Francis William Roydhouse 1877–1943 (65) |  | Cedric Roydhouse 1914–1991 (76) |  | Muriel Blanch Crawley 1883–1973 (90) | | | Patric Joseph Hogan 1900– | | | ||||
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| Annie Maxton 1855–1929 (74) | Helen Inverdale Cadenhead 1860–1949 (89) | | | ||||||||||
| John Francis Roydhouse 1946– |
| Patricia Mary Hogan 1949– | |||||||||||
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| Spencer William Birkett 1896– | | Mary Ellen Birkett 1920–2010 (90) | | Mary Ellen Wotton 1899– | | | Ethel … 1902– | | | ||||
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