MURCHISON, Roderick Impey (1792-1871). The Silurian System, London: John Murray, 1839, 2 parts in one, 4°, FIRST EDITION, PRESENTATION COPY FROM THE AUTHOR TO ROBERT PEEL, 45 plates, 2 folding, 3 hand-coloured, 5 maps, 3 hand-coloured, 9 folding hand-coloured plans, some maps and all plans linen-backed, contemporary calf (worn). Provenance: Robert Peel (inscription and bookplate); JCL