Antoninus Pius (138-161 AD) AR denarius (Silver, 3.17g, 18mm) Rome, 160
ObvŁ ANTONINVS AVG PIVS P P TRP XXIII, laureate head right / SALVTI AVG COS IIII, Salus standing left, holding scepter and extending patera to snake rising from altar. BMCRE 988. References: Cohen 741. RIC 305.