(London, J. Nichols, 1779). 4to. Extract from "Philosophical Transactions, of the Royal Society of London." Vol. 69, Year 1779 - Part II. Pp. 537-546 and 1 folded engraved plate.
First printing. "In the field of magnetism, Ingen-Housz experimented with artificial magnets, made according to the ideas of Gowin Knight, and devised methods of dampening the vibrations of magnetic needles. He also discovered the paramagnetism of platinum."(DSB).
Order-nr.: 44511