Letter, 9 February 1888
Letter, 10 February 1888
Letter, 27 August 1888
Letter, 4 September 1888
Letter, 6 October 1888
Letter, 2 November 1888
Letter, 21 June 1888
Letter to William Osler, January 7, 1887
Letter to William Osler, June 1887
Letter to Henry Vining Ogden, October 3, 1887