Letter to William Osler, January 26, 1895
Letter to C.N.B. Camac, August 14, 1904
Letter to Charles Ferdinand Martin, September 28, 1904
Letter to Harvey Cushing, March 19, 1921
Letter to Henry Vining Ogden, July 15, 1904
Letter to Charles Ferdinand Martin, July 15, 1904
Letter to Harvey Cushing
Letter to Jennette Osler, January 23(?), 1878
Letter to Harvey Cushing, November 4, 1921
Letter to Harvey Cushing, September 23, 1925
Letter to Harvey Cushing, September 23, 1925