Memo, 5 December 1887
Copy of letter, 6 May 1887
Copy of letter, 17 April 1887
Copy of letter, 21 December 1886
Copy of letter, 22 March 1886
Copy of letter, 29 October 1884
Copy of letter, 18 April 1884
Copy of letter, 2 April 1884
Copy of letter, 21 March 1884
Copy of letter, 20 November 1883