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Published online by Cambridge University Press: 01 May 2009
In the Geological Magazine, 1904, Dec. V, Vol. I, p. 403, I criticized the view put forward by Dr. Parkinson that the Culm beds in the neighbourhood of Marburg were of Lower Carboniferous or Tournaisian age. Last summer I had the advantage of being taken over the ground by Professor Kayser, of Marburg, and also of seeing his valuable and extensive collections from the Culm of various parts of Germany.
page 472 note 1 Bull. l'Acad. Roy. Belg., ser. iii, pt. ii, No. xii.
page 472 note 2 Am. Soc. Géol. Belg., t. xxxii, pp. 139–52.