Family: Admiral Henry Edgar Grace / Alice Catherine Slaughter (F2649)
m. 19 Aug 1899Dr. William Gilbert Grace (1848-1915) 
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Agnes Nicholls Day (1853-1930)
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| William Gilbert Grace (1874-1905) |
| Agnes Bessie Grace (1878-1899) |
Charles Butler Grace (1882-1938)  |
| Edward Slaughter (1815-1891)
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| Admiral Henry Edgar Grace (1876-1937)
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| Alice Catherine Slaughter (1870-1936)
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| Lt. Commander Edgar William Grace, R.N. (1900-1978) |