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Published online by Cambridge University Press: 01 May 2009
page 221 note 2 Sulla posizione geologica del tufo e del tripoli nella zona solfifera, per E. Stöhr. Boll. E. Comit. Geol. d'ltalia, vol. ix. No. 11–12, 1878.
page 222 note 1 Amer. Journ. of Science and Arts, vol. xvi. Nov.-Dec. 1878
page 222 note 2 See Article in the present Number, by Prof. Bonney, M.A., P.E.S., ante, p. 199.
page 225 note 1 American Journal of Science and Arts, vol. xvii. p. 85, January, 1879.Google Scholar