Group of 2 United States Mint Proof Sets 2005-2006 21 coins.. Group of 2 United States Proof Sets 2005-2006 21 ...

Group of 2 United States Mint Proof Sets 2005-2006 21 coins.. Group of 2 United States Proof Sets 2005-2006 21 coins. The 2005 Proof Set was the second year that the annual proof set contained contained 11 coins. The increased number of coins was due to the Westward Journey series, which issued two nickels. Each set included the five 2005 State Quarters honoring California, Minnesota, Oregon, Kansas, and West Virginia. The two Westward Journey Nickels featured the American Bison and the Ocean in View. The remaining coins were the Sacagawea Dollar, Kennedy Half Dollar, Roosevelt Dime, and Lincoln Cent. The number of coins went down to 10 in the 2006 Proof Set this year due to the Jefferson Nickel using a permanent new obverse design paired with the classic Monticello reverse. Each 2006 Proof Set contained the five 2006 Sate Quarters honoring Nevada, Nebraska, Colorado, North Dakota, and South Dakota. This represented the eighth year of the series and the thirty-fifth to fortieth states to join the Union. The remaining coins were the 2006-dated Sacagawea Dollar, Kennedy Half, Roosevelt Dime, Jefferson Nickel, and Lincoln Cent. Packaging for the Proof Sets remained the same as established for the launch of the State Quarters Program in 1999. The Statue of Liberty appears on blue color schemed outer box. The coins inside are sealed in two separate plastic lenses with a certificate of authenticity.