Ancient Coins - Glossary of Terms AE: Used to indicate a bronze coin; used in describing ancient coins made from copper, bronze, or orichalcum Roman type of brass, yellowish in colour. AE1 thru AE4: The...
a) The Secretary of the Treasury shall— (1) melt and refine bullion; (2) as required, assay coins, metal, and bullion; (3) cast gold and silver bullion deposits into bars; and (4) cast alloys into bars for...