The livre tournois was one of numerous currencies used in medieval France, and a unit of account used in early modern France.
La Banque Royale: 100 livres Tournois (1720)
Franc à cheval 1360 73001139
Charles V France franc pied 73001141
The sol, later called a sou, is the name of a number of different coins, for accounting or payment, dating from Antiquity to today. The name is derived from the late-Roman and Byzantine solidus. Its l
Gros from Saint Louis worth 1 sou tournois
1791, 30 sols depicting Louis XVI
The last "sou" : 1939, French five centimes (actual ⌀: 19 mm)
Bank token of the Province of Canada, 1852. On the obverse, the denomination "UN SOU", on the reverse, "HALF PENNY".