Letter, 28 May 1888
Letter from H. G. Vennor to B.J. Harrington regarding the Geological Survey of Canada.
Letter from R.H. Gairdner to B.J. Harrington.
Letter from Frank Packard to B.J. Harrington, written from Montreal.
Letter from T.G. Shaughnessy of the Canadian Pacific Railway Company to B.J. Harrington, written from Montreal.
Letter, 14 May 1907
Undated letter from Louisa Molson
Letter, 28 May 1889
Letter, 11 April 1898
Letter, 30 May 1882