Trebonianus Gallus (251-253). BI Tetradrachm. Antioch mint (Seleukis and Pieria), 251 AD. Obv. Laureate, draped and cuirassed bust right, seen from behind. Rev. Eagle standing left, head right on palm branch, wings spread, wreath in beak; A between legs, S C in exergue. Prieur 656.. BI. 13.44 g. 25.50 mm. Good VF.