This official 2010 U.S. Mint 14 coin proof set contains a Native American dollar dollar, Kennedy half dollar, Roosevelt dime, Jefferson nickel and Lincoln cent, along with all five National Park quarters, and all four Presidential dollars. All coins bear the San Francisco "S" mint mark, and feature extra sharp images and mirror-like surfaces. The half dollar, quarters and dime are all copper-nickel clad. Comes with the original U.S. Mint packaging, including a certificate of authenticity.