The Ancient Volcanoes of Great Britain, Volume 1 (of 2)Note 456 — Chapter XXVII · GEOLOGICAL STRUCTURE OF THE CARBONIFEROUS PUYS OF SCOTLANDReading editionQuart. Journ. Geol. Soc. 1860, vol. xvi. p. 245.◇Copy noteReturn to CHAPTER XXVII GEOLOGICAL STRUCTURE OF THE CARBONIFEROUS PUYS OF SCOTLAND