CAROLINGIANS. Charles le Simple (the Simple). As Charles IV, King of West Francia, 898-922. AR Denier (20mm, 1.51 g, 1h). Belgevagus (Beauvais) mint. + CAROLVS REX FRAN, cross pattée / + BELGEVAGVS CIVI, Carolus monogram. Depeyrot 136 (Charles the Bald); M&G 1375 (Charles the Simple); cf. MEC 1, 991 (for monogram). Toned. VF.