to be able to help - in addition to clearer/closer images. - the
DDO's are not errors, they are varieties.
in order to identify which variety you have - examine them very closely, to maatch the spread, and direction, of the doubling. you can also try to match addition "die markers" from sites like coppercoins.com
the 72's have been documetned to such detail that you sould be able to be quite certain which one you have.