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Antoninus Pius AD 138-161 AR Denarius. Rome. Struck AD 159-160. 3.57 g.

ANTONINVS AVG PIVS P P TR P XXIII, laureate head right. 
SALVS AVG COS IIII, Salus standing left, holding patera and cornucopiae, feeding serpent rising from altar left.

RIC III, 304; RSC 735