Letter to William Osler, July 5, 1914
Letter to William Osler, January 4, 1918
Letter to William Osler, July 1919
Letter to William Osler, January 6, 1913
Letter to William Osler, July 2, 1872
Letter to William Osler
Letter to William Osler, January 10, 1919
Letter to William Osler, June 19, 1918
Letter to William Osler, January 28, 1919
Letter to William Osler, October 6, 1919