Letter, 27 January 1891
Letter, 19 February 1897
Letter, 8 July 1897
Letter to F. D. Adams, 20 May 1908
Letter to F. D. Adams, 22 May 1908
Letter to F. D. Adams, 30 May 1908
Letter to F. D. Adams, 31 May 1908
Letter to F. D. Adams, 25 June 1908
Letter, undated
Letter to F. D. Adams, 15 July 1908