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Whitehurst, John. 1778. An Inquiry into the Original State and Formation of the Earth; Deduced from the Facts and Laws of Nature. .... Some General Observations on the Strata in Derbyshire. London. W. Bent.
Buckland, William, 1837. Geology and Mineralogy, Considered with Reference to Natural Theology. 2 volumes, 2nd edition. William Pickering.