Martin Harold COWAN 1902–1999 Emily May Ellen METZ 1900–1992 | | |
| | Ethel Jane RUPRECHT 1880–1957 David John COWAN 1871–1920 | | | | Gustove Christopher “Martin” RUPRECHT 1837–1911 Fredericka Rosina RAPHOLT 1836–1905 | | |
| | | Louisa Jane OAKES 1852–1919 | | | | | James Lawry OAKES 1824–1853 Frances Eliza “Fanny” DARGIN 1827–1902 | | | | | Eliza Charlotte KENNEDY 1801–1834 | | |
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