Hours of the Middle Ages. Paris, Gruel et Engelmann, s.d. In-12 square, fully chromolithographed edition of 192 pages, richly illustrated with borders framing each page and 15 miniatures in the taste of the Middle Ages. Fully mitered copy. Bound in full brown calf, monogrammed and silver-plated with leather laces, all edges gilt, signed Gruel. (binding slightly rubbed, soiled and stained).