Watch List notes:

ARGENTINA: La Rioja, AR ½ real, 1854, KM-22, assayer B, variety with legend reading PROV. DE LA RIOJA, somewhat weakly struck, lustrous, one-year type, EF to About Unc, R, ex Joe Sedillot Collection. Of the three varieties of reverse legends, this type appears to be the rarest.

Estimate: 80-120 USD