The Franc :D
The name for the French coin is Euro.
sou
the Sou (alternate spelling 'sol') was an old French coin.
FRANC
eagle
You may be referring to the liard coin.
Sou - (also spelled sol)
The old French coin starting with the letter "E" is called the Écu. It was a silver coin used in France from the 13th to the 18th century.
the official French name for Netherlands is 'les Pays-Bas'. The unofficial, and commonly used name is 'la Hollande'.
In French, 'huguenot' was the name for protestants. There is no old French coin known as a 'huguenot' - but there is a 1924 US half-dollar called 'Hugenot-Walloon tercentenary'. (follow link)
The Eagle was a $10 gold coin used as legal tender in the United States before 1933.
'un sou' (alternative spelling 'sol') was a small French coin in the past. That still lives in the language in the expression 'avoir des sous' (to be rich).