Not much, about 4 or 3 dollars, heck ancient roman coins go for as little as 5 bucks themselves, sorry mate =[
The Greenville Texas bank Note, 8581, you speak of is worth $75-$150 depending on condition.
More than a modern $100 dollar bill. The money being printed currently has no value other than what the Federal Reserve says it has. That's why modern bills to not say "pay to the bearer" but rather just simply "Federal Reserve Note". Over printing of FIAT money has contributed to the collapse of the dollar.
The national currency of the USA is the dollar
If it has a green seal, it's worth $12 to $15.
If the bearer can redeem the note into silver metal, I would guess it is worth the going price of silver on the day the bearer exchanges it or sells the metal.
The Fijian dollar (FJD) 1 Fiji dollar = 0.67 US dollar.
The Tuvaluan dollar and the Australian dollar are the currency of Tuvalu.
The Australian dollar
The Australian Dollar.
Belizean Dollar, pegged to the US dollar, with one Belizean Dollar to US 50 cents.
The Trinidad Tobago Dollar or TTD.The Trinidad and Tobago dollar.
the U.S dollar
1919 10 dollar bill farmer national bank of danville
The National Treasury, I believe.