8vo (178x135 mm), 240-(6 bl.)-(24) pages and 6 plates. binding : Contemporary full vellum, spine in six compartments. Firts compartments worn. Booklets misaligned.
Original manuscript. Physics course given in Caen around 1730. The manuscript is embellished with printed engravings and hand drawings. The writer is Gabriel François Hamelin de Préfosse (1713-1776) who was a doctor of medicine in Saint-Vaast-la-Hougue.