Letter, 16 January 1872
Letter, 3 July 1893
Letter, 28 March 1895
Letter from John William Dawson to B.J. Harrington, written at McGill College.
Letter, 4 April 1895
Letter, May 1877
Letter, July 1893
Letter, 12 April 1872
Letter, 2 July 1876
Letter, June 1883