FRANKLIN, Benjamin. Expériences et observations sur l'électricité faites à Philadelphie en Amérique.
Paris, Durand, 1752.
12mo (160x95 mm), 24-lxx-(10)-222-(32) pages and 1 folding plate. binding : Contemporary full sheep, spine gilt in six compartments. Corners worn. Some foxings, one more intense on page 195. Little tear in the margin of the plates.
First edition of the French translation given by François-Thomas Dalibard after the original English edition published in London in 1751.
Franklin's major scientific work, on electricity, proving that lightning is electrical and deducing the positive and negative nature of an electrical charge.
It is the correspondence between Benjamin Franklin and Peter Collinson which is at the origin of this publication.
references: PMM [199 (first ed. in english. 1751): "the most important scientific book of eighteenth-century America"], Wheeler Gift [367d : "This Philadelphia letters were translated by M. Alibard and others to experiment with pointed conductors"].
Price : 1700 €