Maximianus Herculius. AE3. 317-318 AD. Rome. Posthumous issue.

DIVO MAXIMIANO SEN FORT IMP, veiled and laureate head right

MEMORIAE AETERNAE, eagle standing right, looking left, 
wings spread. 

Mintmark RQ. 

RIC VII Rome 110. Very Rare. (R3).

Courtesy of Rome Numismatics, June 2010