Trebonianus Gallus, Billon Tetradrachm, 252/253 (Year 3), Egypt-Alexandria
A K G O UIB TREB GALLOC EUCEB Laureate, draped, cuirassed bust right (No legend) Serapis advancing left, kalathos on head, right hand raised, vertical scepter in left L | G across fields 21mm x 23mm, 11.92g