(for aurum).
2. Electrum, a compound of gold and silver. EL.
3. Silver. AR (argentum).
4. Billon and Potin, alloys of silver and bronze. Bil. and Pot.
5. Bronze. Copper with a percentage of tin. Æ (æs).
§ OF THE TERMS USED TO DEFINE THE VARIOUS PARTS OF A COIN.
The front or face of a coin is called the obverse. Obv.
The back is called the reverse. Rev.
The principal device or object represented on a coin is called the type.
The area or space between the type and the circumference is called the field.