Family: Arthur Nathaniel Williams / Mary Tobin (F3181)
m. April 24 1905William Tobin (1845- ) 
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Mary Anna McCallion (1851-1910)
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| Mary Tobin (1876- )
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Irwin Alfred Irving Williams ( -1994)  |
| William Tobin (1845- )
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| Mary Anna McCallion (1851-1910)
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| Mary Tobin (1876- )
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| Irwin Alfred Irving Williams ( -1994) |