In letters to Anna's parents, Anthony and Achsah Burwell, Ellen White showed great concern and anxiety for the spiritual welfare of Anna during her teenage years. She subsequently became a lifelong Seventh-day Adventist. 1EGWLM 857.3
See: Obituary: “James Henry King,” Review, Dec. 7, 1922, p. 22; obituary: “Anna Lucretia King,” Review, Mar. 5, 1931, p. 28; Herbert Cornelius Andrews et al., Hinsdale Genealogy: Descendants of Robert Hinsdale of Dedham, Medfield, Hadley and Deerfield, With an Account of the French Family of De Hinnisdal (Lombard, Ill.: A. H. Andrews, 1906), pp. 148, 384; Ellen G. White, Lt 1, 1857 (Jan. 28); Lt 2, 1857 (Oct. 21); search terms “Anna L. Burwell” and “A. L. Burwell” in Review and Herald online collection, www.adventistarchives.org. 1EGWLM 857.4