CAROLINGIANS. Louis 'le Pieux' (the Pious). As Emperor Louis I, 814-840. AR Obole (15mm, 0.88 g, 8h). Class 1. Metallum (Melle) mint. Struck 814-819. + VLDOVVICVS IM, cross pattée / + METALLVM, obverse and reverse dies; mallet to right and left. Coupland, Money, Class I, 3 ; Depeyrot 608; M&G 397; MEC 1, –; Prou 714; Gariel pl. XVII, 76. Good VF, toned. Very rare.