Maximian, 286-305, silvered. 23 mm. 3.90 grams. IMP C M A VAL MAXIMIANVS P AVG radiate head right VICTORIA AVGG Diocletian standing on right presenting Victory on globe to Maximian on left XXI in exergue. No officina number in the field. RIC V.II --, but similar to 586, of Siscia, which has an officina number in the middle field. Struck "291". Sear IV 13179v. Show us some late Roman coins with surface-silvering!