The Ancient Volcanoes of Great Britain, Volume 2 (of 2)Note 400 — Chapter XLVI · TYPES OF STRUCTURE IN THE ACID ROCKS—BOSSESReading editionAnte, p. 173, and Quart. Journ. Geol. Soc. vol. xiv. (1857) p. 16.◇Copy noteReturn to CHAPTER XLVI TYPES OF STRUCTURE IN THE ACID ROCKS—BOSSES