Antoninus Pius. A.D. 138-161. AE sestertius (33.9 mm, 22.19 g, 11 h). Rome mint, struck A.D. 140-144. ANTONINVS AVG PIVS P P TR P COS III, laureate head right / SALVS AVG, S-C, Salus standing left, holding patera and scepter, feeding serpent rising from altar. RIC 635a; BMCRE 1303. aVF, porous, brown patina.