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Commodus, AR Denarius, M COMMODVS ANTON AVG PIVS, laureate 
head of Commodus, facing right. / P M TR P VIII IMP VI COS 
IIII P P, Mars, the god of war, stands right, holding a 
spear resting his hand on his shield. VF, struck 183-184 
A.D., RSC 427, RIC III 71, BMC IV 119, (3.2 gm.).