1740-B Sou Marque. Rouen Mint. Vlack-51. Rarity-3. AU-55 (PCGS).We note only a trace of wear to near-fully lustrous, satiny surfaces that also retain 95% of the original silvering. Delicate iridescent gold toning with a few swirls of deeper patina scattered about on the obverse. Well centered with a bold to sharp strike.PCGS# 163666.From the Sydney F. Martin Collection. Earlier ex American Heritage Minting, April 27, 2003.