Licinius I AE follis of Ticinum. AD 312-313. 

IMP LICINIVS PF AVG, laureate head right.

MARTI CON-SERVATORI, Mars standing right, holding reversed 
spear and resting left hand on shield.

Mintmark TT. 

RIC VI Ticinum 123b var (officina); Sear 15258.
Scarce.

RIC lists only officina P, Sear lists P, S and T.

Contributor unknown, text file destroyed in the website attack
in 2009.