Anonymous AR DIdrachm (Quadrigatus). 225-212 BC. 

Obv: Laureate bust of Janus
Rev: Jupiter in quadriga right, driven by Victory. 
Jupiter holds sceptre in left hand and hurls 
thunderbolt with right hand; ROMA in relief on tablet 
below. Line border.

Cr. 29/3; Syd. 64d.

With permission of Roma Numismatics, May, 2010