Mary W. Foster (1823-1913) was born and died in Montpelier, Vermont. She married Joel Foster, an engineer, in Montpelier in 1855. She was a member of the Unitarian Church of the Messiah, Montpelier, Vermont. Foster wrote to Mary Baker Eddy in 1886 for copies of her writings. Based on the records available, we have found no further information concerning her involvement with Christian Science.

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