The 1659 Maryland Lord Baltimore coin, also known as the “Lord Baltimore Sixpence,” is a notable collectible coin from the early colonial period of the United States. Minted under the authority of the Proprietor of Maryland, Cecil Calvert, this silver coin features the coat of arms of the Lord Baltimore on one side and the denomination on the other. Its historical significance and limited mintage make it a sought-after item among collectors of American colonial coins. The Lord Baltimore coins are representative of the early attempts at establishing a monetary system in the colonies.