If the doubling you are seeing is flat and shelf like, it is machine damage during the strike. It will look something like this:

That type of doubling was common on the 1968-1972 cents.
But seeing the first image, I can tell it is not the big DDO for that year. You would see it even that far away:

Note the over all size of the devices. Yours are slightly reduced from machine damage. On hub doubling the devices are enlarged.

That type of doubling was common on the 1968-1972 cents.
But seeing the first image, I can tell it is not the big DDO for that year. You would see it even that far away:

Note the over all size of the devices. Yours are slightly reduced from machine damage. On hub doubling the devices are enlarged.

























