1758/7-A Sou Marque. Paris Mint. Vlack-42b. Rarity-6. Stop After Heron. First Semester. AU-58 (PCGS).35.4 grains. Attractive, sharply struck golden-gray surfaces retain full silvering and nearly full mint luster. The obverse impression is a tad off center to 12 oclock - barely discernible. Really a lovely Choice AU example of the type, and of further desirability given the rarity of this particular Vlack number.PCGS# 915868.From the Sydney F. Martin Collection. Earlier from our (Stacks) sale of the John J. Ford, Jr. Collection, Part XIII, January 2006, lot 157, where it was misattributed as Vlack-39d.