Paper, 'Supplementary report on explorations of erect trees containing animal remains in the coal-formation of Nova Scotia [Canada]' by Jonh William Dawson Dawson writes: 'To the memoir which I had the honour to present to the Royal Society on this subject in 1882 I appended a note from Dr Scudder, of Cambridge, U. S., so well known for his researches in fossil Insects and Arachnidans, in which he gave a preliminary account of the remains of Arthropods in my collections which I had submitted to him.' Annotations in pencil and ink. Subject: Palaeontology Received 25 April 1892 / 20 May 1892. Read 2 June 1892. A version of this paper was published in volume 52 of the Proceedings of the Royal Society as 'Supplementary report on explorations of erect trees containing animal remains in the coal-formation of Nova Scotia'. 1892