Trebonianus Gallus, AR Antoninianus, 251-253, MilanIMP C C VIB TREB GALLVS AVGRadiate, draped, cuirassed bust right, seen from behindLIBERTAS PVBLICALibertas standing facing, head left, pileus in right hand, transverse scepter in left 20mm x 24mm, 3.66g