HAUKSBEE (Francis). EXPERIENCES PHYSICO-MECHANIQUES sur diff - Lot 72

HAUKSBEE (Francis). EXPERIENCES PHYSICO-MECHANIQUES sur différens sujets, et principalement sur la lumière et l'électricité, produites par le frottement des corps. Traduites par feu M. de Brémond, revues et mises au jour avec un discours préliminaire des remarques & des notes par M. Desmarest. Paris, Veuve Cavelier, 1754. 2 volumes in-12, 176-490-[1] and [2]-596 pages, red morocco, gilt fillets on covers, ornate ribbed spine, gilt edges (period binding). FIRST EDITION OF THE FRENCH TRANSLATION, with 7 plates, including 6 fold-outs, engraved by Gobin, representing the machines and experiments developed by the author. The work contains a description of the electro-static machine to which the author gave his name. He also perfected vacuum machines and a pneumatic device. Spine lightened, but a very good copy in contemporary morocco.