Constantine I 'The Great' (307/310-337 AD). AE Follis (21mm, 3.7 g.) Nicomedia, Obv: IMP C FL VAL CONSTANTINVS P F AVG. Laureate head of Constantine I to right. Rev. GENIO AVGVSTI genius with patera and cornucopia standing left, eagle before on ground; in right field: A, in exergue: SMN.