1755/64-A Sou Marque. Paris Mint. Vlack-35, var. First Semester. Fine-15 (PCGS).30.9 grains. This overdate, which is particularly clear at the first digit 5 in the date, is unlisted in the 2004 Vlack reference on French billon coinage in the Americas. The obverse is off center to 9 oclock, tops of letters soft in that area. The reverse is more softly struck overall with the lower right virtually devoid of detail. Rich olive-gray patina blankets both sides.PCGS# 915865.From the Sydney F. Martin Collection.