Slight Struck Through Grease on UNITED. Looks like contact marks on the rim. If this were a Cud, that area would have to break off the die:

Then the area next to the rim would be raised. That is not what is happening you your coin. A Cud would raise even higher than the rim.
Note cracks and Cud.

Then the area next to the rim would be raised. That is not what is happening you your coin. A Cud would raise even higher than the rim.
Note cracks and Cud.
























