Letter, 30 August 1902
Letter, 22 November 1902
Letter, 26 October 1905
Letter, October 1905
Letter, 14 February 1906
Letter, February 1906
Letter, 15 August 1906
Letter, 15 August 1907
Letter, 15 August 1907
Letter, January 1909
Letter, 15 August 1912