Antoninus Pius, Rome mint, 157-158 AD.,
Æ Sestertius (29-31 mm / 26,05 g),
Obv.: ANTONINVS AVG - PIVS P P IMP II , laureate head of Antoninus Pius right.
Rev.: TR POT XXI – COS IIII / S - C , Annona standing right, left foot on prow, holding rudder and modius on left knee.
RIC III, 147, 980 .