Watch List notes:

Tacitus (275-276). AE Antoninianus, Ticinum mint. Obv. IMP C M CL TACITVS AVG. Radiate, draped and cuirassed bust right. Rev. MARTI PACIF. Mars, walking left, holding olive-branch, spear and shield, in exergue, S. RIC 145. C. 60. AE. g. 3.76 mm. 23.50 EF. Traces of silvering. Superb.Provenance: