Letter, 23 July 1914
Letter, 13 December 1914
Letter, 13 December 1914
Letter, 29 July 1915
Letter, 22 February 1917
Letter, 21 June 1919
Letter, 27 June 1919
Letter, 25 September 1920
Letter, 26 November 1922
Letter, 10 December 1922
Letter, 16 July 1923