Letter to William Osler, September 7, 1918
Letter to William Osler, September 5, 1916
Letter to William Osler, September 29, 1913
Letter to William Osler, September 20, 1912
Letter to William Osler, September 20, 1905
Letter to William Osler, October 28, 1909
Letter to William Osler, October 27, 1910
Letter to William Osler, October 19, 1914
Letter to William Osler, October 12, 1914
Letter to William Osler, November 26, 1917