Letter to William Osler, June 15, 1919
Letter to George H. Perley, July 1, 1919
Letter to William Osler, July 26, 1919
Letter to William Osler, April 27, 1911
Letter to William Osler, January 9, 1912
Letter to William Osler, May 12, 1912
Letter to William Osler, July 18, 1912
Letter to William Osler, March 2, 1913
Letter to William Osler, June 7, 1913
Letter to William Osler, June 20, 1913