Memo, 5 December 1887
Letter, 5 March 1880
Letter, 23 December 1875
Copy of letter, 6 May 1887
Copy of letter, 29 October 1884
Copy of letter, 26 November 1888
Copy of letter, 23 February 1881
Copy of letter, 22 March 1886
Copy of letter, 21 March 1884
Copy of letter, 21 December 1886