Roman Imperial Coinage, Diocletian (284-305), Antoninianus, Lugdunum, 290-1, helmeted, radiate and cuirassed bust right, rev. salvs avgg, Salus standing right, feeding snake from hand, c in exergue, 4.18g (RIC 89; RCV 12707). A few areas of light porosity, otherwise nearly extremely fine, neatly struck £40-£50