P.S. on Nixonhead money, plastic nickels, .....

[Mark Kohut]

There are few criminals pursued with more vigor than those who make their own money. Counterfeiting is considered such a threat to the fabric of the United States that it is—with treason—one of only two criminal offenses named in the Constitution. Although better known for its role in presidential security, the Secret Service was founded by the Treasury in 1865 to combat currency counterfeiting.