Licinius II. AD 317-324, AE reduced follis, 320 AD, 18 mm, Rome 
2.65 grams

LICINIUS IVN NOB C; laureate, draped and cuirassed bust right.
VOT - XV FEL - XX RT in three lines within laurel wreath.
(Mintmark RT is within the wreath)

RIC VII, Rome 223 variant - unlisted officina. 

Grade/ F, very rare and interesting, 
RIC notes only the officina, P.

RIC lists this coin as an R5, 10 or less known to exist. 

This coin is not only very rare, it is apparently unique. 

Contributed by Kevin Sandes, April, 2003