Letter, 27 January 1891
Letter, 19 February 1897
Letter, 22 March 1901
Letter, undated
Letter to F. D. Adams, 31 May 1908
Letter to F. D. Adams, 25 June 1908
Letter to F. D. Adams, 26 March 1908
Letter to F. D. Adams, 19 March 1908
Letter to F. D. Adams, 5 February 1908
Letter to F. D. Adams, 8 February 1908