Tacitus, AE Antoninianus, Cyzicus, 275-276 AD

IMP CM CL TACITVS AVG, radiate, draped, cuirassed bust right.
SPES PVBLICA, Victory standing right, presenting
wreath to emperor, standing left and holding sceptre.
Mintmark Q.

Estiot 2429, La Venera 1882; RIC V (1) 208 var (bust type).

Contributed by www.artcoinsroma.it, Sept. 2011. 

Note, there is a number of mintmarks for this
issue RIC 208: Mintmark in the exergue (no field mark)
can be P, Q or V, or KA	with A, B, gamma, delta or epsilon 
in the lower centre.