Letter to Henry Vining Ogden, April 16, 1882
Letter to Henry Vining Ogden, May 20, 1883
Letter to Edward A. Sharpey Schäfer, January 16, 1884
Letter to Edward A. Sharpey Schäfer, March 12, 1884
Letter to William Osler, August 24, 1885(?)
Letter to Harvey Cushing, May 22, 1920
Letter to Charlotte (Chattie) Osler (Mrs. Charles Gwyn), July 6, 1871
Letter to Francis John Shepherd, May 28, 1875
Letter from and, A. and William Osler Ramsay, July 15, 1876
Letter from William Osler, March 18, 1878