Tiberius & Livia AE21. Pergamum, Mysia. Struck under P. Petronius, Proconsul of Asia, 29-35 AD. 

CEBACTOI EPI PETRWNIOU TO V, draped bust right of Livia 
vis à vis laureate head of Tiberius
QEON CEBACTON / PERGAMENOI, statue of Divus Augustus standing
left within tetrastyle temple. 

RPC 2369 ; BMC 253/254; SNG Cop 468.  

Courtesy Ancient Coin Art, December 2009