Constantine I AE Follis.
Obv: CONSTAN-TINVS AVG, laureate head right
Rev: PROVIDEN-TIAE AVGG, campgate, 2 turrets, 7 layers, star above, no doors,
BSIS in ex.
RIC VII Siscia 183, rated R3.
Contributed by Dane for Joe Guerra, USA, December, 2008.