Plate 573. L12, looking north. Words cut into the stone, two paces ahead. An opening to the left. The air is fresher here.Plate 574. L12, looking east. A wall, close enough to touch. An opening to the left. The air is fresher here.Plate 575. L12, looking south. A wall, close enough to touch. An opening to the right. The air is fresher here.Plate 576. L12, looking west. The passage runs three paces to a wall. An opening to the right. The air is fresher here.