Antoninus Pius (138-161) with Marcus Aurelius Caesar. AE Sestertius, Rome mint, 140-144. Obv. ANTONINVS AVG PIVS PP TR P COS III. Laureate head of Antoninus Pius right. Rev. AVRELIVS CAESAR AVG PII F COS SC. Bare-headed and draped bust of Marcus Aurelius left. RIC III 1215. 27.51 g. 35 mm. R. Dark green patina. Rare. Smoothed, otherwise. VF.