Inscription
lower center: Lepanto; lower right: Muirhead Bone; in unknown hand, lower right verso in ink: Gulf of Corinth; lower left verso: WC 1734/ C 4687, lower center verso: 15; lower right verso: P
lower center: Lepanto; lower right: Muirhead Bone; in unknown hand, lower right verso in ink: Gulf of Corinth; lower left verso: WC 1734/ C 4687, lower center verso: 15; lower right verso: P