1956 PD US Mint set (OGP) 20 coins
The 1956 United States mint Uncirculated coin set contains two examples of each coin issued during this time, except for the Half Dollar. Each set included 18 coins: 4 Lincoln Cents (P,D), 4 Jefferson Nickels (P,D), 4 Roosevelt Dimes (P, D), 4 Washington Quarters (P, D), and 2 Franklin Half Dollar (P). Packaging for the sets included two cardboard holders with paper flaps stored in an envelope. The 1956 set has a mintage of 45,475.