First edition. Bradel binding in half red cloth, smooth spine decorated with a gilt typographical motif, gilt date and double fillet at foot, black shagreen title-label, eye-of-cat paper boards, contemporary binding. Autograph inscription signed by Paul Hervieu to his friend Eugène Mouton. Our copy is enhanced with a two-page autograph letter, dated and signed by Paul Hervieu, in which he thanks his correspondent, minister and friend.