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Postumus (259-268). AR Antoninianus, Lugdunum mint, 260-269. Obv. IMP C POSTVMVS P F AVG. Radiate, draped and cuirassed bust right. Rev. VIRTVS AVG. Mars, standing right, holding spear in right hand and leaning on shield with left hand. RIC V 93. 4.80 g. 21.00 mm. Uneven toning. Good VF/VF.