1. Bergman, Torberno, Chem Prof. Et Equit. Aur. Reg. Ord. de Wasa. Disquisitio de Attractioni- bus Electivis. Nova Acta Reg. Soc. Sci. Ups, Vol II, 1775, p. 235. [Brought to my attention by Prof. Martin Holmdahl, Uppsala].
2. Guerlac, Henry. Antoine-Laurent Lavoisier. Chemist and Revolutionary. New York, Scribners, 1975.
3. Poirier, Jean Pierre. Lavoisier. Chemist, Biologist, Economist, Philadelphia, Univ of Penna Press, 1993.
4. Schofield, Robert E. The enlightenment of Joseph Priestley. University Park, PA, Pennsylvania State University Press, 1997.
5. Severinghaus, John W. Priestley, the furious free thinker of the enlightenment, and Scheele, the taciturn apothecary of Uppsala. Acta Anaesthesiologica Scandanavica 46: 2–9, 2002