en.wikipedia.org/wiki/United_States_dollar

The United States dollar is the official currency of the United States and its territories per the ... The circulating paper money consists of Federal Reserve Notes that are denominated in United States dollars (12 U.S.C. § 418). Since the  ...

www.treasury.gov/resource-center/faqs/Currency/Pages/denominations.aspx

Jul 8, 2014 ... The present denominations of our currency in production are $1, $2, $5, $10, $20 , $50 and $100. The purpose of the United States currency ...

www.uscurrency.gov/history

Paper currency in the United States is born, issued by the Massachusetts Bay .... In an effort to lower manufacturing costs, all Federal Reserve notes are made ...

www.factmonster.com/math/money/facts-about-us-money

The U.S. Department of the Treasury first issued paper U.S. currency in 1862 to ... Because coins were made of gold and silver their value didn't change much, ...

www.moneyfactory.gov/hmimpaperandink.html

The paper and ink used in the production of U.S. paper currency is as distinct as its design. The paper, with the exception of $100 paper, comes to the BEP in ...