Trebonianus Gallus, AR antoninianus, (4.30g) 

IMP CAE C VIB TREB GALLVS AVG, radiate, draped and cuirassed bust right.
LIBERTAS AVGG, Libertas standing left, holding pileus and sceptre, star in right field. 

RIC 38; RSC 63.
With permission of Dr. Busso Peus Nachfolger Auction 420, Lot 5646, Nov. 2017.