Trebonianus Gallus. Tetradrachm; Trebonianus Gallus; 251-253 AD, Antioch, Tetradrachm, 12.33g. McAlee-1172a (same dies), Prieur-656 (31 spec.). Obv: AVTOK K G ?V?? TPEB GA??OC CEB Bust laureate, draped, cuirassed r., one pellet (officina 1) below. Rx: ?HMAPX E?OVCIAC Eagle with spread wings standing r., head l., wreath in beak, A (officina 1) between legs, S C in exergue.. MS