That is the same stringent qualification for First Day designation by NGC, but more rare than other First Day coins from NGC. The 2020 edition of the United States Mint Silver Proof Set includes the following 10-coins minted at the San Francisco Mint.
The 11th annual release of five silver quarters in the America the Beautiful Quarters® Program honoring. National Park of American Samoa (AS). Weir Farm National Historic Site (CT).Salt River Bay National Historical Park and Ecological Preserve (VI). Marsh-Billings-Rockefeller National Historical Park (VT). Tallgrass Prairie National Preserve (KS). The foreground features a symbol of the Tlingit Raven moiety, of which she was a member. The obverse design (heads) retains the central figure of Sacagawea carrying her infant son, Jean Baptiste. Inscriptions are LIBERTY and IN GOD WE TRUST. One silver Kennedy half dollar One silver Roosevelt dime One Jefferson nickel One Lincoln penny. The item "2020 W Nickel NGC REVERSE PF70 & Silver Proof Set 10-Coin First Day of Release" is in sale since Thursday, May 28, 2020. This item is in the category "Coins & Paper Money\Coins\ US\Proof Sets". The seller is "coinbuster60" and is located in Tampa, Florida.
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