Letter, 20 November 1879
Letter, October 1885
Letter, October 1885
Letter, 22 October 1885
Letter, 22 October 1885
Letter, 19 November 1886
Letter, 11 October 1886
Letter, 20 October 1886
Letter, 17 December 1886
Letter, 24 March 1887
Letter, 11 March 1887