Constantine I Follis. 319 AD. 

Obv: CONSTANTI-NVS MAX AVG, helmeted, laureate & cuirassed bust right 
Rev: VICTORIAE LAETAE PRINC PERP, two Victories holding shield inscribed VOT PR
 over altar. Altar type Helvetica 5a2 (garland above, reversed garland below, 
 eight-pointed star in centre)
Mintmark (dot)STR in ex. 

RIC VII Trier 222 (but obverse legend break and altar decoration not in RIC).

Contributed by Dane for TimeLine Originals, December, 2008.