1957 PD US Mint set (OGP) 20 coins
The 1957 United States mint Uncirculated coin set contains two examples of each coin issued during this time. Each set included 20 coins: 4 Lincoln Cents (P,D), 4 Jefferson Nickels (P,D), 4 Roosevelt Dimes (P, D), 4 Washington Quarters (P, D), and 4 Franklin Half Dollar (P,D). Packaging for the sets included two cardboard holders with paper flaps stored in an envelope. The 1957 set has a mintage of 34,324.