In addition to a pleasing green-brown patina, this coin has a nicely centered portrait of Antoninus Pius and a decently centered reverse depicting Annona, stepping to the right on a prow, holding a rudder to the right and a bowl of grain to the left, all done in a nice style. Roman Empire, 156-157AD AE Sestertius Antoninus Pius (born 86, died 161AD) Rome Obverse: ANTONINVS AVG PIVS P P IMP II, Laureate head right, drapery on shoulder. Reverse: TR POT XX COS IIII, Annona standing right, holding rudder, left foot on prow. RIC 980 Rome Good VF Exceptional light/dark green patina, excellent portrait and overall grade. 31.1mm 25.4 grams The reverse of this coin, showing the goddess Annona, the goddess of the grain supply, holding a rudder and stepping on a the prow of a ship is a clear reference to Rome's dependence on the flow of grain from the East, notably from Egypt. Further, this coin associates Antoninus Pius with the continuation of this essential connection. As with so much coinage, both ancient and modern, politics is combined with not only religion, but also the message of continuing economic security and wellbeing of the society at large, in this case, food.