Constantine I, 307/310-337. Follis (Bronze, 20 mm, 3.12 g, 7 h), Siscia, 2nd officina (B), 328-329. CONSTANTI-NVS MAX AVG Rosette-diademed, draped and cuirassed bust of Constantine I to right. Rev. PROVIDEN-TIAE AVGG / BSIS(double crescent) camp-gate with two turrets and an open archway. RIC 215. Dark green patina. Very fine.