Constantine I AE Follis.
Obv: CONSTANTINVS PF AVG, laureate, cuirassed bust right
Rev: CONCO-R-D-MILIT, Concordia standing left, holding two ensigns.
Right field: star.
Mintmark: PLN.
RIC VI London 195, rated common
Contributed by Dane for George Clegg (biggyg2), October 2007