Group of 3 United States Mint Proof Sets 1980-1982 17 coins. Group of 3 United States Proof Sets 1980-1982 17 coins, 1981 set had not been check for type 2 coins. Each Set contains 6 Proof Coins, the Lincoln Cent, Jefferson Nickel, Roosevelt Dime, Washington Quarter, Kennedy Half Dollar, and Susan B. Anthony Dollar. 1981 Susan B. Anthony Type 1 trend ms69 $20 and type 2 trend ms69 $160. ALthough the 1982 do not contain a Susan B. Anthony dollar and replace by a token for the Department of the Treasury struck in bronze. Each coin was struck at the San Francisco Mint and carried the [x=#8220/]S[x=#8221/] mint mark. The coins were placed within slots of an internal red plastic piece, which was sealed between two clear plastic pieces. A black plastic sleeve slid over the plastic holder and could serve as a stand. The outer cardboard box was also changed. It had a single opening at the top for the main holder to slide into