No.245.  Cilicia, Augusta. Trebonianus Gallus.  Æ 30. A.D. 252/253.  

Obv: AVT.K.GOVT PI GALLWC CEB. Radiate, draped and cuirassed 
bust right. Countermark:  X  in circular punch (before bust); also oblong shape (before bust). 
Rev: AVGOVCTANWN,  ETGLC in ex. Emperor in quadriga, seen 
from front, looking left, right hand raised, standard in 
left hand. 

Ref: Sear 4343; BMC 13; Howgego 692. 
Die Axis: 360°. Weight: 21.16 g. 

Year 233 of the era of Augusta, or A.D. 252-353. 
The countermark is likely not a denominational mark 
indicating a value of ten (assaria) since Roman numerals were 
not in use. Howgego notes two other countermarked specimens. 
Ziegler (1993) notes 24 coins with this date. 

Contributed by Henrik Agndal, May, 2003.