The 2011 United States Silver Proof Set contains 14 coins, including five America the Beautiful quarters, a Kennedy half dollar and a Roosevelt dime struck in 90% Silver. Set Highlights: 14-piece set. Coins come in protective plastic with a certificate of authenticity. Four Presidential dollars: Andrew Johnson, Ulysses S. Grant, Rutherford B. Hayes and James Garfield. Five 90% Silver America the Beautiful quarters: Gettysburg National Military Park, Glacier National Park, Olympic National Park, Vicksburg National Military Park and Chickasaw National Recreation Area. A Roosevelt dime and Kennedy half dollar struck in 90% Silver. A Native American dollar, a Lincoln cent and a Jefferson nickel in their standard compositions.