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Commodus, AR Denarius, AD 184-185.

COMM ANT AVG P BRIT, laureate head right.
P M TR P X IMP VII COS IIII P P, with ANN in the exergue. 
Annona standing left by modius, holding a statuette of 
Concordia(?) and cornucopiae; ship's prow at her feet, 
containing two people. 

RSC 18, RIC III 106, BMC IV 157, (3.0 gm.).