Constantine the Great AE3.
Obv: F L VAL CONSTANTINVS NOB C, laureate cuirassed bust right
Rev: MARTI PAT-RI PROPVG, Mars, helmeted, advancing right, holding transverse
spear in right hand and shield on left arm.
Mintmark: PTR, S-A across fields.
RIC VI, Trier 741
Contributed by Dane for George Clegg, August, 2005.