Constantine I, AE follis of Trier. AD 310-313.

CONSTANTINVS P F AVG, laureate, cuirassed bust right.
MARTI CON-SERVATORI, Mars standing right, in military
dress, holding upright spear, point downwards and 
resting hand on shield.

T-F across fields.
Mintmarl PTR.

RIC VI Trier 862.

Contributed by Glenn Simonelli, June 2014.