Nero AE Quadrans. 

Obv: NERO CLAVD CAESAR AVG, Corinthian helmet right on column, against which, on the right, leans a round shield bearing gorgoneion, behind, a spear slanting upwards to right
Rev: GER PON MAX TR P IMP PP, olive branch. 

RIC 1, 93; BMC 286. Scarce.

Contributed by Dane for Roma Numismatics, June 2009