Mary allegedly started her counterfeiting operation around 1716 .
Born to Joseph and Martha Peck in Rehoboth , Massachusetts , Mary married John Butterworth , son of a British captain in 1710 .
Mary allegedly started Mary 's counterfeiting operation around 1716 .
Born to Joseph and Martha Peck in Rehoboth , Massachusetts , Mary married John Butterworth , son of a British captain in 1710 .