The intaglio design used on Indian Head quarter eagles and half eagles. These coins were struck from dies which had fields recessed so that the devices –the areas usually raised –were recessed on the coins them-selves. This was an experiment to try to deter counterfeiting and improve wearing quality.
The value of the metal(s) contained in a numismatic item. The U.S. issues contained their intrinsic value in metal until 1933 for gold coins and 1964 for silver coins.