Letter to Charlotte (Chattie) Osler (Mrs. Charles Gwyn), August 31, 1885
Letter to Charlotte Osler, June 1887
Letter to Charlotte Osler, April 9, 1887
Letter to Charlotte Osler, June 28, 1887
Letter to Charlotte Osler, May 30, 1888
Letter to Charlotte Osler, March 8, 1890
Letter to Charlotte Osler, April 22, 1890
Letter to Charlotte Osler, April 7, 1890(?)
Letter to Charlotte Osler, April 1, 1890
Letter to Charlotte Osler, September 3, 1890