Rear surface of the head of the front dolphin showing sprues added on the wax model (yellow overlay). The wax model of the head was made of several pieces joined together at the juncture of the upper and lower lips, and also at the rostrum. Great Dolphins of Vienne, Roman period, Vienne, France, 2nd century CE, max L. 260 cm (Musée des Beaux-Arts et d’Archéologie de Vienne, France, inv. R.1998.2.43). See technical sketch, fig. 367.