Letter to William Osler, December 6, 1904
Letter, September 4, 1916
Letter, September 4, 1916
Letter, October 5, 1916
Letter, October 5, 1916
Letter to William Osler, March 27, 1919
Letter to William Osler, April 1, 1919
Letter, November 8, 1916
Letter, November 8, 1916