Constantine I AE Follis. Ticinum, 312-313 AD. 20 mm, 3.8 g 

Obv: CONSTANTINVS P F AVG, laureate, cuirassed bust right
Rev: SOLI INVI-C-TO COMITI, Sol standing facing, head 
facing, holding globe and raising right hand.

Mintmark ST

RIC VI Ticinum 133 (scarce)

Contributed by Glenn Simonelli of Fel Temp Coins. Feb. 2011.