Collectible coins are often categorized based on their historical significance, rarity, and condition. The 1939 Washington Quarter, produced in San Francisco, is part of the U.S. quarter series featuring George Washington's portrait. San Francisco mint marks are typically noted with an "S" and can significantly influence a coin's value among collectors. The 25-cent denomination has been widely collected for its design and the historical context of its production.

Item Denomination Series Year Mint
1939-S 25c 25c Washington Quarters 1939 San Francisco