Counterfeit Money "G" and Bankers, Merchants and Cashiers Confidential Guide

A. Thompson's System of Detecting Counterfeit, Spurious, Altered and Photograph Bank Notes at a Glance

New Security for Protecting Bank Notes from Alterations & Photographic Counterfeits

Observations upon the Method of Bank Note Manufacture

The Universal Bank Note, Draft and Check Detector

United States Counterfeit Detector with Sheet of Engravings

Counterfeit Bank Note Expositer