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Mint-made errors occur when coins are made incorrectly at the mint, including anything that happens to the coin up until the completion of the minting process. [1]
These coins are generally restricted to the early minting process of coins dating before the turn of the century. The DDO and DDR errors are related to any part of the coin that shows a distinct doubling. Pictured below is a 1969-S doubled die Lincoln cent. 1969-S doubled die cent
The following mint marks indicate which mint the coin was made at ... all known coins are 7 over 3 overdate errors. (P) 20 ... 1923 (P) 9,716,000 S 1,360,000
As with just about any asset, a coin's value is determined by its market demand. This means that coins in short supply often see higher demand -- and higher values. With coins, supplies are limited...
Die errors: When coins are minted, dies are used to create the lettering, numbering and images. Die errors might include doubling of images and letters or mismatching of dies.
Below are the mintage figures for the Lincoln cent. The following mint marks indicate which mint the coin was made at (parentheses indicate a lack of a mint mark): P = Philadelphia Mint. D = Denver Mint. S = San Francisco Mint. W = West Point Mint
A coin that has been graded and authenticated by one of numerous independent grading services. [1] See also encapsulated coin. chop-mark See banker's mark. church tokens. Also called Communion tokens. Tokens generally issued initially by Scottish parishes (die stamped one-side only to show the parish) and later in the United States and Canada.
The Monroe Doctrine Centennial half dollar was a fifty-cent piece struck by the United States Bureau of the Mint.Bearing portraits of former U.S. Presidents James Monroe and John Quincy Adams, the coin was issued in commemoration of the centennial of the Monroe Doctrine and was produced at the San Francisco Mint in 1923.