Letter, 17 August 1886
Letter, 8 November 1850
Letter, 26 March 1879
Letter, 21 December 1871
Letter, 18 November 1884
Letter, 30 March 1885
Letter, 30 March 1885
Letter, 18 June 1868
Letter, 27 March 1878
Letter from Edinburgh, June 1870
Letter, 26 May 1876