Constantine the Great AE3. A.D. 318-9
Obv. CONST-ANTINVS AVG laur. helmet, cuir.
Rev. ROMAE AETERNAE [To everlasting Rome, fifteen yearly vows
(quindecennalia)] Roma std. r., shield in lap inscribed X/V
P R, in ex. RP
RIC VII Rome 147 r3
Submitted by Victor Clark Oct. 2005