Letter, 1 August 1876
Letter, 14 October 1889
Letter, 3 August 1882
Letter, June 1870
Letter, July 1886
Letter, 28 December 1883
Letter, 28 December 1883
Letter, 31 March 1884
Letter, 10 and 13 February 1884
Letter, 6 January 1884
Letter, 27 July 1896