Tacitus (AD 275-276).
Antoninianus
(AE, 22 mm, 4.02 g)
AD 276, Ticinum.

IMP C M CL TACITVS AVG Bust of Tacitus right, radiate and cuirassed. / SALVS PVBLI Salus standing right, feeding snake held in right hand from patera held in left hand; in exergue T.
RIC online 3423.
Nice dark toning with some remains of silvering. Good very fine.