Constantine I, Trier, AE follis

IMP CONSTANTINVS AVG , Laureate, cuirassed 
bust right.
MARTI CON-SERVATORI , Mars, helmeted, in military 
dress, standing half right, head right, reversed spear 
in right hand, left hand resting on ornate curved shield.

T-F across fields.
Mintmark: ATR

Ref: RIC VII Trier 111

Contributed by Bill Welch, July 2009