Watch List notes:

Aelius. Caesar, AD 136-138. Æ As (24mm, 11.24 g, 6h). Rome mint. Struck under Hadrian, AD 137. Bare head right / Pannonia, towered, standing left, holding vexillum and gathering up dress. RIC II 1071 (Hadrian). Near VF, brown patina, some roughness.