1. Mary Baker Eddy to the Christian Science Board of Directors, 30 July 1906, L15638.
  2. Eddy to Joseph Armstrong, 8 October 1906, L03007.
  3. Calvin Frye to Allison V. Stewart, 25 March 1913, L12614.
  4. Armstrong to Lewis Strang, 19 September 1906, L12631.
  5. Strang, 21 August 1909, L00621B.
  6. Frye to Stewart, 25 March 1913, L12614.
  7. “The First Church of Christ, Scientist, and Miscellany,” Christian Science Sentinel, November 1, 1913,  http://sentinel.christianscience.com/shared/view/2d1y9b3vat2?s=t.