Charlotte M. Ingalls (1836-1916) was born in Suffolk, England, and died in Cambridge, Massachusetts. She married Edward B. Ingalls, an upholsterer, in 1867 in Montgomery, Massachusetts. Ingalls was a student of Mary Baker Eddy's, completing her Primary class on April 20, 1885. She was admitted to the Christian Scientist Association on May 6, 1885, and was listed as a member of the Christian Science Dispensary Association in Boston, Massachusetts, in 1889.

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