Watch List notes:

Antoninus Pius (138-161). AR Denarius, 156-157 AD. Obv. ANTONINVS AVG PIVS PP IMP II. Laureate head right. Rev. TR POT XX COS IIII. Salus seated left, feeding snake coiled round altar. RIC III 264. AR. 2.76 g. 18.50 mm. Brilliant and lightly toned. Good VF.