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Published online by Cambridge University Press: 01 May 2009
During a recent excursion into Teesdale I paid a visit to certain Mica trap-dykes discovered by my friend Mr. W. Gunn, and to a section of the Carboniferous beds below the Whin Sill of Falcon Clints, near Caldron Snout, which suggested the question whether there is not a base to the Carboniferous beds in that part of Teesdale.
page 58 note 1 Honeyman, Geol. Journal, vol. xx.
page 58 note 2 Palæontology of New York, vol. iii.
page 58 note 3 Acadian Geology and Story of the Earth.
page 58 note 4 Honeyman, I. e.