Letter, 9 August 1896
Letter, 9 June 1887
Copy of a letter addressed to Prof. George Gabriel Stokes, President of the Royal Society
On the Flexibility of Itacolumnite
Report of the Committee of the Council of the Royal Society of Canada on proposals for an Imperial Union of Geological Surveys and Societies
Blank envelope
Letter, 12 May 1887
Letter, 11 May 1887
Report of a Committee of the Annual of the Royal Society of Canada on proposals for an Imperial Union of Geological Surveys and Societies
Imperial Geological Union