Collectible coins, such as the United States 25-cent quarter, often attract numismatists for their historical, artistic, and monetary value. The Washington Quarters, introduced in 1932, honor George Washington and have undergone various design changes and minting techniques over the years. The 1988 Washington Quarter is part of the standard series, typically composed of 91.67% copper and 8.33% nickel, and features the familiar obverse portrait of Washington and a reverse design depicting an eagle. Collectors often seek out specific years, mint marks, and conditions to enhance their collections.

Item Denomination Series Year Mint
1988-D (Denver) Washington Quarters 25¢ (Twenty Five Cents, Quarter) Washington Quarters 1988 Denver
1988-P (Philadelphia) Washington Quarters 25¢ (Twenty Five Cents, Quarter) Washington Quarters 1988 Philadelphia
1988-S (San Francisco) Washington Quarters 25¢ (Twenty Five Cents, Quarter) Washington Quarters 1988 San Francisco