2020 Mint Proof Set In Original Case! 10 Coins Inside!. This annual set contained proof versions of 11 different coins within a packaged set. Each of the coins was struck in proof quality at the San Francisco Mint and carried the “S” mint mark. The set included 2020-dated versions of the Lincoln Cent, Jefferson Nickel, Roosevelt Dime, Kennedy Half Dollar, and Native American Dollar. The 2020 Native American Dollar featured a reverse design featuring a portrait of Elizabeth Peratrovich, whose advocacy was considered a deciding factor in the passage of the 1945 Anti-Discrimination Law in the Alaskan territorial legislature. The foreground features a symbol of the Tlingit Raven moiety, of which she was a member. Also included in the set were the latest five releases of the America the Beautiful Quarters Program. This year’s coins featured designs National Park of American Samoa, Weir Farm National Historic Site, Salt River Bay National Historical Park and Ecological Preserve, Marsh-Billings-Rockefeller National Historical Park, Tallgrass Prairie National Preserve. The 2020 United States Mint Proof Set is accompanied by a special 2020 Jefferson nickel in a proof finish struck at the West Point Mint with a “W” mint mark. This special complimentary coin is packaged separately in clear United States Mint plastic wrap and inserted into an envelope.