United States Mint Set
Die Variety Book



Doubled Dies by Year


Online E-Book Edition

Jan. 2016


by James Wiles, Ph.D.


Summary by Year

Summary by Denom.

RPMs by Year

Doubled Dies by Year

Design Varieties

About Author

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.

Select the year and denomination of your choice.



Cent Nickel Dime Quarter Half Dollar
1954   DDR-001        
1963     DDO-001 DDO-001 DDO-002  
        DDO-007 & DDR-001 DDR-001  
        DDO-008 DDR-004  
1963-D   DDR-004   DDO-001    
1968     DDO-001      
1968-D       DDR-002    
1969-D         DDR-001  
1970-D DDO-001   DDR-001 DDR-001 DDR-001  
      DDR-003 DDR-002 DDR-002  
      DDR-004 DDR-004 DDR-003  
      DDR-005   DDR-004  
1971-D         DDO-004 & DDR-002  
1972-D   DDR-001     DDR-002  
1973         DDR-001  
1973-D         DDO-002  
1974-D         DDO-001  
1976-D       DDO-002 DDO-001  
1981-P       DDO-001    
1981-D   DDR-001        
1989-P     DDR-001 DDO-001    
1989-D   DDR-001        
1991-D   DDR-001        
2005-P Bison   DDO-001, 2, 3, 4        
2005-P OIV   DDRs (1-21)        
    DDRs (22-42)        
    DDRs (43-60)        
2005-P MN       DDR-004, 33, 38, 47, 49, 54    
2005-D MN       DDR-001, 3, 4    
2005-P OR        DDR-001, 2, 3, 5, 6, 7    
2005-D OR       DDR-001, 2, 4, 5, 6, 7, 8, 9    
2007-P WY       DDR-008, 16, 17    
2008-D NM       DDR-001, 2, 3, 4    
2009-P DC       DDR-014    
2009-D FY DDR-001-8)          


If you think you have an unlisted RPM or an unpictured stage of an RPM, 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.


| Home | Summary by Year | Summary by Denomination | RPMs by Year | Doubled Dies by Year | Design Varieties |
| About the Author |


Copyright James Wiles, 2011

Email: jameswiles@sbcglobal.net

1490 Trail View Lane
Frisco, TX  75034-2649