Constantine I, AE4, Trier mint. AD 327-328. Obv: CONSTAN-TINVS AVG, laureate head right. Rev: PROVIDEN-TIAE AVGG, campgate, six layers, two turrets, no door, star above. Mintmark Epsilon TRS. RIC VII Trier 504 var (mintmark) Contributed by Edi Schaefer of escoins.de, Oct. 2014.