The 1776-1976 U.S. Bicentennial SILVER PROOF 3-Coin Set consists of coins with denominations of $1, Half Dollar, and Quarter Dollar, all made of 40% silver. These uncirculated coins were struck in proof condition in 1976 by the U.S. Mint, celebrating the 200th anniversary of the United States. The set includes coins with a fineness of 0.4 and is a valuable addition to any coin collection, showcasing the historical significance and craftsmanship of American coinage.