Watch List notes:

CAROLINGIANS. Charles le Chauve (the Bald). As Emperor Charles II, 875-877. AR Denier (21mm, 1.62 g, 11h). Class 3. Biturices (Bourges) mint. Struck 876-7. + CVRLVS IMI ΛVC (sic), cross pattée / + BITVRICES CIVIT, Carolus monogram. Depeyrot 198; M&G 1479; MEC 1, 914. Iridescent toning. Good VF.

Ex Stack's Bowers and Ponterio 181 (7 November 2013), lot 20439.