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Father: Guillaume (William) Decoste
Born: 1864, NovaScotia
Marr:
Died: 1934, Prince Edward Island
Mother: Adeline Blanchard
Born: 1861
Died: 1950, Prince Edward Island
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 | William Vincent Decoste 
Born: 30 JUL 1899 - Charlottetown, Queens, Prince Edward Island
Marr: 31 MAR 1923 - Charlottetown, Queens, Prince Edward Island
Died: 17 SEP 1965 -
Other Spouses:
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 | Muriel Pearl Vessey 
Born: 18 FEB 1906 -
Died: 5 JUN 1986 -
Other Spouses:
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 | 1. Pauline Decoste  Born: 4 JAN 1929 - Charlottetown, Queens, Prince Edward Island Marr: - Died: BEF 2012 - |  | 2. Teresa Decoste Born: 18 APR 1924 - Marr: - Died: 20 MAR 1975 - |  |
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 | 3. William Edgar Rupert Decoste  Born: 20 JUL 1926 - Charlottetown, Queens, Prince Edward Island Marr: 1949 - Gertrude Teresa Martell Died: 15 APR 2012 - Edmonton, Alberta |  | 4. Vince Decoste Born: - Marr: - Died: BEF 2012 - |  |
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