Anatomical machines Giuseppe Salerno, an anatomist from Palermo, around 1763. Some legends, disproved by modern studies, account for the direct involvement of the prince in the building process, while in fact he only bought them. A contract, found in the notary archive of Naples, states that di Sangro provided to Salerno metal wire and wax for the work. They were described in detail for the first time in the "Breve Nota" (short note), an 18th-century guide to Palazzo di Sangro and its neigh chapel. It also accounts the existence of a third machine, a fetus complete with placenta: it was exposed together
18th-century French literature movement, which emerged in reaction to the first movement; the beginnings of Romanticism, which exalted the role of emotion in art and life. In common with a similar movement in England at the same time, the writers of 18th century France were critical, skeptical and innovative. Their lasting contributions were the ideas of liberty, toleration, humanitarianism, equality, and progress, which became the ideals of modern western democracy. The 18th century saw the gradual weakening of the absolute monarchy constructed by Louis XIV. Its power slipped away during the Regency of Philippe d'Orléans, (1715–1723) and the long regime of King Louis