One of the first sets of features to be added to the bills are these, which include a feather pen; an inkwell; the date July 4, 1776; and several other elements, all of which are designed to make it more difficult to counterfeit the bills.
July 1, 2010 10:00 AM PDT
Photo by: Daniel Terdiman/CNET
| Caption by: Daniel Terdiman
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