Trebonianus Gallus. A.D. 251-253. AR antoninianus. 3.91 gm. 22 mm. Rome mint. His radiate, draped, and cuirassed bust right; IMP CAE C VIB TREB GALLVS AVG / Aeternitas standing facing, head left, holding phoenix on globe; AETERNITAS AVGG. RIC IV 30. RSC 13. Good Very Fine; attractive old tone; reverse a bit softly struck (as is typical).