Claudius II Gothicus billon antoninianus. Antioch, 269-270 CE. 

IMP C CLAVDIVS AVG, radiate, draped and cuirassed 
bust right, seen from the back. 

SALVS AVG, Isis standing head left, holding sistrum and basket.
Mintmark: dot. 

Huvelin 33; London hoard 1982 7-14-7; Vienna 51112-51113; Trésor de Syrie (1969) 73; RIC V-1, 217 Antioch var (mintmark)

Contributed by Bill Welch, June 2009