Quarter (United States coin)
The quarter, short for quarter dollar, is a United States coin worth 25 cents, one-quarter of a dollar. It has a diameter of .955 inch (24.26 mm) and a thickness of .069 inch (1.75 mm). The coin sports the profile of George Washington on its obverse, and its reverse design has changed frequently. It has been produced on and off since 1796 and consistently since 1831.
Quarter (United States coin)-1