Die Variety Book
The CONECA die varieties numbering system is proprietary to the
Combined Organizations of Numismatic Error Collectors of America
and is used under license issued by CONECA.
| Philadelphia | Denver | San Francisco |
1970s |
||
| 1971 | 1971-D | 1971-S |
| 1972 | 1972-D | 1972-S |
| 1973 | 1973-D | 1973-S |
| 1974 | 1974-D | 1974-S |
| 1976 | 1976-D | 1976-S |
| 1977 | 1977-D | 1977-S |
| 1978 | 1978-D | 1978-S |
If you think you have an unlisted doubled die or an
unpictured stage of a doubled die,
I would love the opportunity to examine the coin and photograph it for inclusion in the next edition.
Please send an
email for instructions on how to have your coin attributed.
| Design Varieties | Mintmark Styles | DDO Listings | DDR Listings | RPM Listings |
| About the Author |
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