Poem "More light," 9 January 1881
Letter from Maximilian Pougney, written from Landroff.
Letter, 2 July 1879
Letter, 5 November 1879
Letter, 2 January 1880
Letter, 1 May 1880
Letter, 1 June 1880
Letter, 3 April 1878
Letter, 2 May 1878
Letter, 2 October 1878