Les Passions de l'AmeParis: Chez Henry Le Gras, 1649. First Edition. RARE. Bound in the original calf boards; rebacked in brown calf, gilt-tooled label; original marbled endpages; all edges gilt. There is minor wear to the corners and edges with slight bumping and a few small chips to the leather. Text clean and tight. Includes woodcut initials and tailpieces. This French edition was published simultaneously with the Elzevier edition in Amsterdam. In this final work by Descartes, he applies his "mechanistic physiology" to a study of the relationship between mind and body, ultimately making a distinction between voluntary and involuntary actions. xlviii + 286 pages. Very good condition.