Constantine the Great AD 307-337, AE Follis (18 mm, 3.00 gram) Rome circa AD 318-19
CONSTANTINVS AVG; helmeted and cuirassed bust r.
ROMAE
AETERNAE; across fields, P-R; in ex.: RT; Roma seated right, inscribing
shield set on her left knee with X/V in two lines; at her side, shield
RIC 146; surface roughness, otherwise very fine