Mary Eddy Hill (1823-1915) was born in Bathurst, New Brunswick, and died in Boston, Massachusetts. She was a student of Mary Baker Eddy's, taking Primary class in September 1885. She joined the Christian Scientist Association in September 1887 and joined The First Church of Christ, Scientist, in Boston, Massachusetts, in December 1892. She was a member until her passing. Hill was also the mother of Rachel Bradley, the wife of William H. Bradley, a former treasurer of the Church of Christ (Scientist).

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