While U.S. bills are commonly referred to as paper money, they aren't actually paper. A hint to their true composition lies ...
Colonial Currency, Massachusetts, 12 Pence, 1776, Paper Money of the United States Page 218 states the image is courtesy of the Federal Reserve Bank of San Francisco and clearly shows that the reverse ...
Building on the scope of Robert Friedberg's groundbreaking research, A Guide Book of United States Paper Money, Fifth Edition, includes an engaging history of the paper currency of the United States.