Antoninus Pius (138-161). AE Sestertius, 153-154 AD. D/ ANTONINVS AVG PIVS PP TR P XVII. Laureate head right. R/ LIBERTAS COS IIII SC. Libertas standing facing, head right, holding pileus and extending left hand. RIC 916 a. C. 535. AE. g. 25.57 mm. 34.50 An attractive example. Deep olive green patina. Good VF.