1757/0-A Sou Marque. Paris Mint. Vlack-37b. Rarity-6. No Stop After Heron. Second Semester. AU Details--Cleaned (PCGS).37.9 grains. Bright satin surfaces with full silvering and bold to sharp striking detail in most areas. Light mint-made striations for adjustment are evident at the lower obverse and upper reverse borders. The underdigit is particularly clear on this variety.PCGS# 397988.From the Sydney F. Martin Collection. Earlier ex International Coin Exchange (Dublin, Ireland), via Paul Basco, August 10, 2012.