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The Zones of the Lower Chalk
Published online by Cambridge University Press: 01 May 2009
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- Copyright © Cambridge University Press 1906
References
page 574 note 1 See my Article "Zones of the Lower Chalk," Geol. Mag., Sept. 1906, p. 412.Google Scholar
page 575 note 1 Not listed in the General Memoir, but fairly common at Burwell.