Copy of letter, 22 March 1886
Copy of letter, 21 December 1886
Copy of letter, 20 November 1888
Copy of letter, 11 December 1888
Copy of letter, 14 July 1889
Letter, 23 December 1875
Letter, 5 March 1880
Copy of letter, 21 March 1884
Copy of letter, 18 April 1884
Copy of letter, 23 February 1881