Letter, 27 June 1870
Letter, 19 December 1870
Letter, 14 June 1882
Letter, 15 June 1882
Letter, 8 January 1885
Letter, 8 January 1885
Letter, 27 May 1885
Letter, 27 May 1885
Letter, 21 November 1885
Letter, 21 November 1885
Letter, 15 December 1885
Letter, 15 December 1885
Letter, 29 January 1886
Letter, 18 August 1886