Money issued by national government.  Promissory note payable to the person holding it made by a bank.
Related information about paper currency:
- Banknote - Wikipedia, the free encyclopedia
 Paper currency first developed in Tang Dynasty China during the 7th century,   although true paper money did not appear until the 11th century, during the Song ...
 
- History of US Paper Money
 American colonists issued paper currency for the Continental Congress to   finance the Revolutionary War. The notes were backed by the "anticipation" of tax ...
 
- Currency Paper - Crane
 United States Currency utilizes the most durable banknote paper in the world,   achieving the longest life span of any paper currency. Currency and Securty ...
 
- NOVA Online | Secrets of Making Money | The Currency Paper | PBS
 In some early versions of paper currency, thin security threads were added to   paper. In these currencies, security fiber location in $100 bill the number of   threads ...
 
- United States Paper Money Frequently Asked Questions
 1.2 How do I purchase sheets of uncut paper currency through the mail? 1.3   Does the Treasury Department sell shredded paper currency? Where can I buy it  ?
 
- Paper Currency - How Products Are Made
 In the interim, numerous banks, utilities, merchants, and even individuals issued   their own bank notes and paper currency. By the outbreak of the Civil War there ...
 
- paper currency - The Free Dictionary
 Noun, 1. paper currency - currency issued by a government or central bank and   consisting of printed paper that can circulate as a substitute for specie ...
 
- Paper money grading | Paper Money Guaranty
 Paper Money Guaranty (PMG) is a professional paper money grading company   headquartered in Sarasota, Florida. Learn about PMG's professional paper ...