Antoninus Pius. AD 138-161. AV Aureus (20mm, 7.45 g, 6h). Rome mint. Struck AD 145-161. ANTONINVS AVG PIVS P P, laureate head right / COS IIII, Liberalitas standing facing, head left, holding abacus with right hand and cornucopia with left; LIB V across field. RIC III 138c; Calicó 1575; BMCRE 540; Strack 168δ; Biaggi 740. EF, lustrous.