Watch List notes:

ANCIENT COINS, ROMAN, Mint of Rome unless otherwise stated, Probus (AD 276-282), Billon Antoninianus, minted at Ticinum, AD 279, IMP C PROBVS P F AVG, radiate and cuirassed bust facing right, rev SALVS PVBLIC, Salus standing right, feeding a snake in her arms, ΓXXI in exergue, 4.40g, 12h (RIC 567; RCV 12031 var). Almost fully silvered, extremely fine.
from the David Sellwood Collection

Estimate: £60-80