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Published online by Cambridge University Press: 01 May 2009
The earliest attempt to describe the component beds of the English Chalk was made by W. Phillips in 1819: this is his well-known account of the cliffs between Dover and Folkestone, which is reproduced in Conybeare and Phillips' Geology (1822). He recognizes four divisions as follows:—

page 250 note 1 See Quart. Journ. Geol. Soc. vol. xxxi. p. 272;Google Scholar and Geol. Mag. Decade II. Vol. IV. p. 350.Google Scholar
page 251 note 1 Trans. Geol. Soc. vol. iii. p. 243.Google Scholar
page 252 note 1 Quart. Journ. Geol. Soc. vol. xxviii. p. 445.Google Scholar
page 252 note 2 While bearing testimony to the great value and general accuracy of Dr. Barrois' work, I am constrained to point out that he never correctly identified the position of the Totternhoe Stone, having first placed it too high, and afterwards too low in the series.
page 253 note 1 Recherches sur Terr. Cret. Sup. p. 155.