| |  | CHATFIELD Andrew Gould 1810 - 1875
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|  | BEEMAN Eunice Electa Clark 1817 - 1901
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| | | MARTIN Peter Joseph ~1825
 | REID Elizabeth ~1828 - >1894
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IRWIN Robert Alexander 1831 - 1891
 |  | CHATFIELD Cecelia Annette 1837 - 1915
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| ROSENBERG Frank Albert ~1854
 | MARTIN Anna Belle ~1861
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IRWIN Alexander Johnson 1868 - 1951
  | ROSENBERG Ellen Esther 1882 - 1984
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IRWIN Robert Alexander 1912 - 1982
  | KRUSCHKE Lydia Louise 1914 - 2002
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IRWIN William Chatfield 1945
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Partners | Child/Children |
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GIDMARK Dawn Kristi | IRWIN Bryn Elizabeth (1986) IRWIN Lark Elisa (1989)
| FRIESEN Susan Sara | IRWIN Wendy Sue (1968)
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