The Machine Doubling exposed the bottom of the device by reducing that digit.

The 1968-1972 cents had a lot of MD on them. I counted on PCGS that over 130 1969-S Machine doubled cents were submitted because they thought they had the holy grail DDO for that year.

Here are a few of them.

The 1968-1972 cents had a lot of MD on them. I counted on PCGS that over 130 1969-S Machine doubled cents were submitted because they thought they had the holy grail DDO for that year.

Here are a few of them.



















