Kennedy Half Dollars Varieties
- 1964 Doubled Die Obverse / Doubled Die Reverse
- 1964-D Doubled Die Obverse / TDO / QDO
- 1965 Doubled Die Reverse
- 1966 Doubled Die Obverse
- 1967 Doubled Die Obverse / Doubled Die Reverse
- 1968-D Tripled Die Obverse
COIN SPECIFICATIONS One of our club’s young numismatists asked the following question: why are U.S. coins the sizes and weights they are? The answer is that the sizes and weights of U.S. coins weren’t chosen randomly. They come from a mix of history, practicality, metal values, and standardization. Here’s the breakdown: 1. Early Coinage &…
Key Dates Mintage Key Dates Mintage 1909 S VDB 484,000 1909 S 1,825,000 1914 D 1,193,000 1931 S 866,000 Semi-Key Dates Mintage 1910 S 6,045,000 1911 S 4,026,000 1912 S 4,431,000 1913 S 6,101,000 1914 S 4,137,000 1915 S 4,833,000 1922 D 7,160,000 1923 S 8,700,000 1924 D 2,520,000 1926 S 4,550,000 1931 S 4,480,000…
MINT ERRORS When we speak of mint errors, some people will think of doubled dies (DDO’s & DDR’s), re-punched mint marks (RPM’s), and over mint marks (OMM’s). Doubled Dies are errors related to die creation whereas RPM’s and OMM’s are human errors cause by the manual process adding a mint mark to an existing die. …
I was recently asked to review a couple hundred ‘error’ coins. Though many were marked as Double Die, not one coin was a true Doubled Die. These coins were all the result of strike doubling. Strike doubling is one of the many terms (a.k.a. shelf, shift, or machine doubling) used to describe a doubling effect…