Topic summary
Proof set
Extracted from the Wikipedia article Proof coinage.
United States proof coins
From 1973 through 1981 the dollar was also included, and also from 2000 on. The 1999–2008 proof sets also contain five different 50 State quarters. The 2004–2005 series also contain the two Lewis and Clark nickels. The 2007–2016 proof sets also include presidential dollars. The 2010–2021 proof sets also contain America the Beautiful quarters, depicting different National Parks and Monuments. Proof sets issued in 2009 contain 18 coins — the most ever included — as that year featured four different reverses for the Lincoln Cent, six quarters issued under the District of Columbia and United States Territories quarters program, four Presidential and one Native American dollar struck that year, and the five cent, dime, and half dollar coins. Proof sets containing only 2009 cents, 50 State quarters, America the Beautiful quarters, Presidential dollars, and American Innovation dollars are also available.