The Ancient Volcanoes of Great Britain, Volume 2 (of 2)Note 12 — Chapter XXIX · THE CARBONIFEROUS VOLCANOES OF ENGLANDReading editionOp. cit. plate xviii.◇[13] Op. cit. p. 414.◇Copy noteReturn to CHAPTER XXIX THE CARBONIFEROUS VOLCANOES OF ENGLANDReturn to CHAPTER XXIX THE CARBONIFEROUS VOLCANOES OF ENGLAND