Antoninus Pius. AE Dupondius. 25-26mm; 11.20g. AD 153-154. 

ANTONINVS AVG PIVS P P TR P XVII, radiate head right.
LIBERTAS COS IIII, S-C across fields, Libertas, draped, 
standing front, head right, holding pileus and extending left hand.

BMCRE 1948; Cohen 539; RIC 920.

With permission of cngcoin.com, the AK Collection.