Trebonianus Gallus AD 251-253. Struck AD 253. Rome Antoninianus AR (19mm, 3 g). IMP CAE C VIB TREB GALLVS AVG, radiate, draped and cuirassed bust of Trebonianus Gallus right / APOLL SALVTARI, Apollo Salutaris standing facing, head left, holding olive branch and lyre resting upon rock.