The Ancient Volcanoes of Great Britain, Volume 1 (of 2)Note 201 — Chapter XIII · THE ERUPTIONS OF LLANDEILO AND BALA AGEReading editionOp. cit. p. 148.◇[202] Bala Volcanic Rocks, p. 25.◇Copy noteReturn to CHAPTER XIII THE ERUPTIONS OF LLANDEILO AND BALA AGEReturn to CHAPTER XIII THE ERUPTIONS OF LLANDEILO AND BALA AGE