Infallible Counterfeit Detector

Book Cover, Heath’s Infallible Counterfeit Detector

The Pocket Edition of Heath’s book was published in 1870. In the introduction, Mr. Heath explains the changes in US currency that created the need for a second edition and describes himself as having unlimited experience in the detection of counterfeit currency.

1870 Publishing date
Introduction, page 1.

The book includes suggested instruments for counterfeit detection and samples of currency design.

drawings of counterfeit detection tools
drawings of counterfeit detection tools