Constantine I, AE follis, Trier. 324-325 AD CONSTAN-TINVS AVG, laureate head right. PROVIDEN-TIAE AVGG, campgate, 6 layers, two turrets, star above. Mintmark STR. RIC VII Trier 449. Note: There are two series of the Constantine Trier RIC 449 campgates: the first has a rounded eyebrow on the bust and a five layer campgate, the second (this type) has an arched eyebrow and a six layer campgate. RIC does not differentiate between the two types. Courtesy of TimeLine Originals (www.time-lines.co.uk), March, 2011