If it has any signs of use then it is circulated. An uncirculated bill is so crisp and new that it doesn't seem real. Usually you can get them at the bank or buy them directly from the mint.
As of 03/2010 a 1974 US $10 bill retails for about $11 in circulated condition, and roughly $18 if crisp and uncirculated.
It is worth $1.75 in circulated condition. Perfect examples are closer to $6.
As of 02/2011 a circulated US $100 bill would retail for about $105. A nice uncirculated one could bring $120.
As of 07/2010 a circulated 1963 US $10 bill retails for about $15 regardless of series letter. Uncirculated ones sell for about $25.
In circulated condition, a 1976 US $2 bill is only worth face value. The other bill, though, must have a different date because there are no 1958 US banknotes of any denomination. Please check its date again and look for the question "What is the value of a [date] US 2 dollar bill?" for values.
If you are talking of the Us 2 dollar bill, yes it is legal tender. If you are talking of the Australian 2 dollar bill, then no as it is no longer a circulated denomination except in the form of a coin.
As of 03/2010 a 1974 US $10 bill retails for about $11 in circulated condition, and roughly $18 if crisp and uncirculated.
It is worth $1.75 in circulated condition. Perfect examples are closer to $6.
As of 02/2011 a circulated US $100 bill would retail for about $105. A nice uncirculated one could bring $120.
As of 07/2010 a circulated 1963 US $10 bill retails for about $15 regardless of series letter. Uncirculated ones sell for about $25.
There has never been an official US bill with that value. The largest bill ever printed was worth $100,000 and it never circulated in normal commerce. The largest bill that was put into circulation was worth $10,000.
In circulated condition, a 1976 US $2 bill is only worth face value. The other bill, though, must have a different date because there are no 1958 US banknotes of any denomination. Please check its date again and look for the question "What is the value of a [date] US 2 dollar bill?" for values.
Despite its age, in circulated condition it has no added value. Uncirculated, it might sell for all of $1.25
If it is in perfect uncirculated condition, then it would be worth $60. In normal circulated condition, it is worth $20.
In circulated condition a 1969 B US $1 bill retails for $1.10 to $1.25. Crisp uncirculated specimens sell for about $2.
Auction prices as of 04/2014: With a red seal - $35 to $55 if circulated; $90 uncirculated. With a blue seal - $200 to $500 circulated; $1350 uncirculated.
Well if you mean "Benjamin Franklin", he is on the US $100 dollar bill. I don't know of any "Benjimen Franklyn" on any bill.