Letter from Alfred Selwyn confirming Bernard's appointment to the Geological Survey of Canada.
Letter from Professor Bailey relating to alterations in Geological Survey of Canada reports.
Letter, 24 April 1875
Letter from H. Hartley to B.J. Harrington.
Letter, 1875
Letter from T.J. Darcy, corresponding secretary of the Natural History Society of Montreal, to B.J. Harrington.
Letter from R.H. Gairdner to B.J. Harrington.
Letter, May 1877
Letter from R. Forsyth to B.J. Harrington.
Letter from J.H. Denshaw to B.J. Harrington, written from Montreal.