Letter to William Osler, April 2, 1918
Letter to William Osler, July 6, 1907
Letter to William Osler, October 19, 1914
Letter to William Osler, January 9, 1912
Letter to William Osler, July 26, 1919
Letter to William Osler, April 1, 1916
Letter to William Osler, November 25, 1915
Letter to William Osler, July 17, 1913
Letter to William Osler
Letter to William Osler, April 24, 1918