No CrossRef data available.
Published online by Cambridge University Press: 01 May 2009
page 265 note 1 Being the substance of a lecture delivered on March 5th at the Plymouth Athenæum.
page 266 note 2 See Geol. Mag. April, 1874, p. 177. Also, Journ. Royal Inst. of Cornwall, Truro, No. XV. 1873.Google Scholar
page 268 note 1 The sulphates are calculated as anhydrous salts.