The Ancient Volcanoes of Great Britain, Volume 2 (of 2)Note 101 — Chapter XXXI · THE PERMIAN VOLCANOES OF SCOTLANDReading editionOp. cit. xxviii. pp. 481 et seq., and ante, vol. i. p. 352.◇Copy noteReturn to CHAPTER XXXI THE PERMIAN VOLCANOES OF SCOTLAND