The Ancient Volcanoes of Great Britain, Volume 2 (of 2)Note 397 — Chapter XLVI · TYPES OF STRUCTURE IN THE ACID ROCKS—BOSSESReading editionQuart. Journ. Geol. Soc. vol. xlix. (1893) p. 361.◇Copy noteReturn to CHAPTER XLVI TYPES OF STRUCTURE IN THE ACID ROCKS—BOSSES