Constantine V Copronymus with Leo IV (741-775). AE Half follis, Syracuse mint, 751-775. Obv. Busts of Constantine V and Leo IV facing, crowned, draped; between, cross. Rev. Bust of Leo III facing, crowned, flanked by crosses. D.O. 20; Sear 1569A. 1.80 g. 16.00 mm. R. About VF.