Watch List notes:

Aelius. Caesar, AD 136-138. AR Denarius (17mm, 3.18 g, 6h). Rome mint. Struck under Hadrian, AD 137. Bare head right / TRIB POT COS II around, PIE TAS across field, Pietas standing right, dropping incense onto lighted and garlanded altar to right and holding acerrum. RIC II 439 var. (rev. legend – Hadrian); RSC 42a. Near EF, some porosity. Good portrait. Rare with this legend on reverse.