ROMAN EMPIRE. Antoninus Pius. AD. 138-161. Æ As (11.48 gm; 26 mm). Struck 155-156 AD. Laureate head right / TR POT/XIX/COS IIII/S C, in four lines within oak wreath. RIC III 958; BMCRE pg. 337, ‡ and note; Cohen 999. Beautiful original green patina. Choice EF.