2009-S U.S. Mint D.C. & U.S. Territories Quarters Silver Proof Set 6 Coins. the one-year-only official 90% silver U.S. Proof Set of Commemorative D.C. and U.S. Territories quarters! This 2009-S set contains top-quality 90% silver Proof quarters honoring the five insular U.S. Territories and the nation's capital- Washington, D.C. 2009-S Quarter Proofs celebrating Washington D.C., American Samoa, Guam, U.S. Virgin Islands, Puerto Rico and the Commonwealth of Northern Mariana Islands. Exciting one-year-only designs! Struck to the U.S. Mint's highest Proof standards Special designs honoring the history, geography, or traditions of each of America's territories and Washington D.C. Very small mintages compared to regular issues, and sealed in the original U.S. Mint display holder!