Aelius. Caesar, AD 136-138. AR Denarius (18mm, 3.28 g, 6h). Rome mint. Struck under Hadrian, AD 137. Bare head right / Pietas standing left, holding acerrum (incense box) and raising hand to drop incense onto altar to left. RIC II 432 (Hadrian); RSC 53. VF, toned.