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Darwin Correspondence Project

William Nicol


Investigated the structure of crystals and invented the Nicol prism. Developed a technique for preparing transparent slivers of rock for viewing directly through a microscope and used the method in the study of fossil woods.


R. Desmond 1977, DSB.


Desmond, Ray. 1977. Dictionary of British and Irish botanists and horticulturists, including plant collectors and botanical artists. 3d ed. London: Taylor and Francis.

DSB: Dictionary of scientific biography. Edited by Charles Coulston Gillispie and Frederic L. Holmes. 18 vols. including index and supplements. New York: Charles Scribner’s Sons. 1970–90.