1. Mary Baker Eddy to Ezra M. Buswell, 12 July 1903, L08352.
  2. “From a letter dated 1903.” The Christian Science Journal, June 1936, 156. See also Eddy, “Unless we have better healers, and more of the work…,” Journal, 2 November 2020, Web Original.
  3. Yvonne Cache von Fettweis and Robert Warneck, Mary Baker Eddy: Christian Healer, Amplified Edition (Boston: The Christian Science Publishing Society, 2009), 209–210.