The first known coins were minted in the mid-seventh century B.C. Coins revolutionized the conduct of commerce.
Alexander the Great introduced a regulated and universal coinage throughout his empire. Coins were typically engraved with the likenesses of rulers and deities, providing a historical snapshot. Coin collecting started in Renaissance Europe. Wealthy
Europeans collected Greek and Roman coinage.
The United States minted its first gold coin in 1795. From then un…