Letter to William Osler, January 7, 1887
Letter to William Osler, June 1887
Letter to Henry Vining Ogden, October 3, 1887
Letter to Henry Vining Ogden, February 20, 1888
Letter to William Osler, March 20, 1888
Letter to John H. Musser, August 21, 1888
Letter to William Osler, November 5, 1888
Letter to William Osler, November 10, 1888
Letter to William Osler, June 21, 1888
Letter to William Osler, October 4, 1888