Commodus, Sestertius, Rome mint, 187-188 AD.
Æ Sestertius (30 mm / 21,75 g),
Obv.: M COMM[O]DVS ANT - P FELIX AVG BRIT , laureate head right.
Rev.: P M TR P XIII [IMP] VIII C[OS V P P] / S - C , Salus seated left, holding patera, feeding snake coiled round altar.
RIC III, 425, 512 (c) ; BMC 816, 617 .