What is the D on a coin mean?
Could you please clarify the context in which you're referring to the letter "D" on a coin? In general, the presence of a "D" on a coin can have different meanings depending on the country of origin and the specific coin. For example, in the United States, the letter "D" might indicate that the coin was minted at the Denver Mint. However, without more information, it's difficult to provide a definitive answer. Could you please provide some additional details or context about the coin you're referring to?