I was given this jug of pennies, and in it were all these American pennies. They are all in top condition, with all their patena except for the 2 1980D coins. Is there anything that you may know about these particular coins that I should look out for? Any help would be appreciated. Thanks.
1980D - 2,
1982 Plain - 1
1983D - 1
1984D - 1
1985 Plain - 1
1986D - 1
1988D - 1
1989D - 1
1990D - 1
1991D - 2
1993D - 3
2006D - 1
