Author: Haüy, R. [J.]
Title: Exposition raisonnée de la théorie de l'électricité et du magnétisme, d'apres les principes de M. Aepinus, des Académies de Petersbourg, de Turin, etc.
Description: Paris, la veuve Desaint, 1787. Small 8vo (19.2 x 12.0 cm). xxvii, [v], 238 pp., four folded engraved plates. Contemporary full calf. Spine with five raised bands, gilt lines and red morroco label with gilt title. Speckled edges. = Early and influential monograph on (pyro)electricity and magnetism by the mineralogist and "father of modern crystallography" René Just Haüy (1743-1822). This is one of his principal works. Motterlay, Bibl. History of Electricity: "He also made the most extensive and accurate observations known upon the development of electricity in minerals by friction...". Some tiny wormholes in the lower margin of the first pages and some light waterstaining at the bottom, otherwise a very good copy in an attractive contemporary binding.

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