Commodus, Rome mint, 183 AD.,
Æ Dupondius (24-26 mm / 13.95 g),
Obv.: M - COMMODVS - [ANT]ONINVS AVG PIVS , radiate head of Commodus right.
Rev.: SALVS AVG TR P VIII IMP VI COS IIII P P / S - C , Salus standing l., holding patera and scepter, feeding snake coiled round altar.
RIC 390 ; C 692 .