United States,1966-1972 Includes ten silver clad 1971 Eisenhower silver dollar brown packs, ten silver clad 1972 Eisenhower silver dollar blue packs, five 1966 United States Special Mint sets, and five 1967 United States Special Mint sets. Each special mint set includes one penny, one nickel, one dime, and one Kennedy half dollar. Metal, silver,Smallest box 2" t x 6 1/4" w x 1/4" d,Largest box 7 1/4" t x 5 1/4" w x 5/8" d Smallest box From the collection of a Lincoln, Rhode Island gentleman.