Leo IV with Constantine VI, Leo III and Constantine V (775-780). Æ 40 Nummi (23mm, 5.16g, 6h). Constantinople, 776-778. Crowned facing busts of Leo IV and Constantine VI, each wearing chlamys; cross in field above. R/ Crowned facing busts of Leo III and Constantine V each wearing loros, set on horizontal bar; B A across field; below, M above A, flanked by X and N. Sear 1586. VF