Letter, 13 June 1872
Letter, 9 July 1872
Letter, 15 June 1870
Letter, 27 June 1870
Letter, 7 September 1871
Letter, 16 February 1855
Letter, 2 March 1855
Selections from Certificates in Favour of J.W. Dawson
Letter to Harvey Cushing, August 10, 1921
Letter, 5 February 1877