1. Coleridge, Samuel Taylor. 1895. Letters of Samuel Taylor Coleridge, ed. Ernest Hartley Coleridge, 2 vols. New York.
2. ———. 1969. The Collected Works of Samuel Taylor Coleridge. Volume 12: Marginalia. Part 2: From Camden to Hutton. Princeton, NJ: Princeton University Press.
3. Dean, Dennis R. 1992. James Hutton and the History of Geology. Ithaca, NY: Cornell University Press.
4. Ferguson, Adam. 2023. Minutes of the Life and Character of Joseph Black. In Adam Ferguson’s Later Writings, ed. Ian Stewart and Max Skjönsberg, 173–189. Edinburgh: Edinburgh University Press.
5. Hutton, James. 1794. Principles of Knowledge and the Progress of Reason, 3 vols. Edinburgh.