Tetricus II, billon antoninianus, Southern Mint. 20mm, 2.924 g.

IMP C P ES TETRICVS C AVG, radiate, draped bust right, 
seen from the back.
SPES PVBLICA, Spes walking left, holding flower and raising 
hem of robe. Mintmark P in exergue.

Ashmolean Museum, Sutherland 1 in ANS MN XI, 1964; RIC V-2, 272 var (obv legend).
Apparently unique.