CNG as "HistoricalCoins". auction 55, Lot: 147. 

TREBONIANUS GALLUS. 251-253 AD. Æ 
Sestertius (19.38 gm). Sold For $302 

TREBONIANUS GALLUS. 251-253 AD. Æ Sestertius 
(19.38 gm). Laureate, draped and cuirassed bust 
right / Salus standing right, feeding serpent 
from patera. RIC IV 121a; Cohen 115. Good VF, 
red-brown patina, some smoothing. ($300)

From cngcoins.com on-site auction number 55, December 18, 2002.

Used by permission of CNG.