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CONECA (pronounced: CŌ´NECA) is a national numismatic organization devoted to the education of error and variety coin collectors. CONECA focuses on many error and variety specialties, including doubled dies, Repunched mintmarks, multiple errors, clips, double strikes, off-metals and off-centers—just to name a few. In addition to its website, CONECA publishes an educational journal, The Errorscope, which is printed and mailed to members bimonthly. CONECA offers a lending library, examination, listing and attribution services; it holds annual meetings at major conventions (referred to as Errorama) around the country.

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1969-S DDO?

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  • Ervin Carpenter
    • Jan 2026
    • 20

    1969-S DDO?

    I found this 1969-S 1c in a penny roll a year ago and I had it graded an MS63 by PCGS, but after reading about the 1969-S DDO I took a second look. Is this a 1969-S DDO, DDR? Please look at my photo evidence and let me know if I am all wet.
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    This gallery has 6 photos.
  • MintErrors
    Minterrors.org
    • Jun 2015
    • 3997

    #2
    The best place to research known, documented double dies is at these websites.
    Conecaonline.info
    Varietyvista.com
    Doubleddie.com
    Coppercoins.com

    There were a lot of problems with mechanical damage being done to coins from 1960 through the 1970s.

    Double dies refer to multiple impressions on a working die, prior to 1996. Those impressions on a steel working die dont move locations. Most descriptions tell collectors where to look for the doubling. Some websites add too many photos, some of which dont show doubling. Some photos may show pick up points or markers to look for but they are not always present on all coins.

    This would also be a variety IF it matches a known doubled die. Do not be surprised if the admin or a moderator moves this post to the appropriate forum.

    I do have a post in my signature block that helps identify which forum to post which coins. Its worth a read.
    Last edited by MintErrors; 01-21-2026, 07:58 PM.


    My signature block :

    Three helpful posts:
    How to take better photos with a Cellphone:
    https://board.conecaonline.org/forum...th-a-cellphone

    RPM or DDO question? Help us help YOU:
    https://board.conecaonline.org/forum...lp-us-help-you

    What Forum to post your coin questions:
    https://board.conecaonline.org/forum...t-forum-to-use

    Gary Kozera
    Website: https://MintErrors.org

    Comment

    • Ervin Carpenter
      • Jan 2026
      • 20

      #3
      Hi Gary,
      I am new to this so when you say "This would also be a Variety" does that mean yes this is a 1969-S DDO? Just want to understand correctly.

      Comment

      • MintErrors
        Minterrors.org
        • Jun 2015
        • 3997

        #4
        I said, IF it matches....
        This would also be a variety IF it matches a known doubled die.
        There wasnt any confirmation from me. The process of trying to match up the photos is not hard. Typically if there is a match, great if not, then its something else.

        Have a look here on varietyvista to see if there is a match



        The attributors who have documented the doubled dies, typically dont list super minor doubled dies or very minor split RPMs. They use about 10x magnification. If they can see enough seperation, then it may be considered for inclusion on the doubled die list.

        The DDO #1 1969S doubled die is quite easy to spot. You can easily see it with the naked eye. This is not one of them. I highly doubt your coin is a doubled die. Have a look at what DDOs were documented in 1969 at San Francisco. Again, the impressions where the doubling exists does not move locations. Its vital to read the description of the listing.

        There were a lot of problems with mechanical damage being done to coins from 1960 through the 1970s.
        This means that as the coins were struck, there was some issue that caused damage to this coin making it appear to be a doubled die but in reality, its appearance and location of the doubling is not in the same location.

        The mechanical damage can be researched as well. Mechanical damage has letters thinner looking. Parts of the letters, numbers and other devices can be lower in height giving it almost a step like appearance.

        Another condition which exists is master hub doubling. This occurred when the hub which eventually makes the dies affects a lot of working dies. Since this condition exists on a lot of working dies, literally millions to hundreds of millions of coins would be minted the exact same way, rendering this condition basically worthless.




        My signature block :

        Three helpful posts:
        How to take better photos with a Cellphone:
        https://board.conecaonline.org/forum...th-a-cellphone

        RPM or DDO question? Help us help YOU:
        https://board.conecaonline.org/forum...lp-us-help-you

        What Forum to post your coin questions:
        https://board.conecaonline.org/forum...t-forum-to-use

        Gary Kozera
        Website: https://MintErrors.org

        Comment

        • MintErrors
          Minterrors.org
          • Jun 2015
          • 3997

          #5
          I have written a few articles which may help. I will list a few.








          My signature block :

          Three helpful posts:
          How to take better photos with a Cellphone:
          https://board.conecaonline.org/forum...th-a-cellphone

          RPM or DDO question? Help us help YOU:
          https://board.conecaonline.org/forum...lp-us-help-you

          What Forum to post your coin questions:
          https://board.conecaonline.org/forum...t-forum-to-use

          Gary Kozera
          Website: https://MintErrors.org

          Comment

          • MintErrors
            Minterrors.org
            • Jun 2015
            • 3997

            #6
            One more thing. Some coin research websites will list coins and have the word proof or PR in the listing. Some wesbites will note this in the description.

            There are typically two types of coins minted for the year. A normal everyday pocket change coin is also known as a business strike coin. They are found in circulation and used by people every day.

            The other type released by the US Mint were proof coins. There were not meant for circulation. They appear very shiny and well struck. Some people break these coins out of protective packaging to collect a specific denomination. Some times these can be found in circulation but, by doing so might render this coin not as desireable since it may be heavily damaged during circulation.

            If your coin is a business strike, all of the proof listings are not applicable, and vice versa.
            Last edited by MintErrors; 01-22-2026, 10:14 AM.


            My signature block :

            Three helpful posts:
            How to take better photos with a Cellphone:
            https://board.conecaonline.org/forum...th-a-cellphone

            RPM or DDO question? Help us help YOU:
            https://board.conecaonline.org/forum...lp-us-help-you

            What Forum to post your coin questions:
            https://board.conecaonline.org/forum...t-forum-to-use

            Gary Kozera
            Website: https://MintErrors.org

            Comment

            • Ervin Carpenter
              • Jan 2026
              • 20

              #7
              Hi Gary,
              Again, you're a wealth of knowledge and thank you for you time.

              Comment

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