Antoninus Pius, 138-161. Denarius (Silver, 18 mm, 3.47 g, 6 h), Rome, 142. ANTONINVS AVG PIVS P P TR P COS III Laureate head of Antoninus Pius to right. Rev. TRANQVILLITAS AVG Tranquillitas standing front, head to right, placing her right hand on rudder set on the ground and holding grain ears in her left. BMC 251. Cohen 829. RIC 100. Struck from somewhat worn dies, otherwise, very fine.