Constantine V and Leo IV (751-775), Constantine V and Leo IV (741-775), Follis, c. 745-8, Ravenna, facing busts of Constantine V, with short beard, and Leo IV, each wearing crown and chlamys, rev. cross above large m between anno and date, rav in exergue, 0.72g/5h (Ranieri 828; DOC –; Sear –). Fine, green-brown patina, very rare (£150-200)