Constantine I (307-337 AD.). AE Follis, 315-316 AD. Mediolanum mint. Obv. CONSTANTINVS P AVG. Laureate and cuirassed bust right. Rev. GENIO POP ROM. Genius standing facing, head left, holding patera and cornucopiae; S-F across fields; in exergue, MLN. RIC 36 (R5). AE. g. 3.08 mm. 21.50 RRR. Very rare. Dark patina. EF.