According to those who would later testify against her , she used starched cotton cloths to produce counterfeit bills , rather than the metal plates used more commonly in counterfeiting .
Mary allegedly started her counterfeiting operation around 1716 .
According to those who would later testify against Mary , Mary used starched cotton cloths to produce counterfeit bills , rather than the metal plates used more commonly in counterfeiting .
Mary allegedly started her counterfeiting operation around 1716 .