Spooky Machine Doubling

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  • AstroRaider
    Member
    • Feb 2010
    • 882

    #1

    Spooky Machine Doubling

    Here is an example of the reverse of a 1975P Lincoln Cent.

    It exhibits some odd/spooky MD (machine doubling).

    1975P MD.jpg
    Allan (AstroRaider) White
    "I want to know why the universe exists, why there is something greater than nothing." Stephen Hawking
  • willbrooks
    Die & Design Expert, LCF Glossary Author

    • Jan 2012
    • 9477

    #2
    Might just be a smash. It isn't consistent across the other letters. I have one extreme like this where there almost looks like there is separation.
    All opinions expressed are not necessarily shared by willbrooks or his affiliates. Taking them may result in serious side effects. Results may vary. Offer not valid in New Jersey.

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    • Maineman750
      Administrator

      • Apr 2011
      • 12079

      #3
      I'm with Will....looks like damage
      https://www.ebay.com/sch/maineman750...75.m3561.l2562

      Comment

      • GrumpyEd
        Member
        • Jan 2013
        • 7229

        #4
        Me too, some lucky damage.
        I don't see how the die could catch it there while ejecting. when I see that it's often right at the edge like L of liberty sheared.

        Comment

        • mikediamond
          Paid Member, Error Expert

          • Jan 2008
          • 1104

          #5
          This is clearly a case of rotational machine doubling. There's no post-strike damage.

          Comment

          • VAB2013
            Forum Ambassador
            • Nov 2013
            • 12351

            #6
            Thank you very much Mike for taking a look! This is something I've not seen before and it's very interesting how it is only affecting the U and the R. AstroRaider, do you see any other MD on the reverse?

            Comment

            • AstroRaider
              Member
              • Feb 2010
              • 882

              #7
              No, nowhere else. That's why I thought it looked "spooky".
              Allan (AstroRaider) White
              "I want to know why the universe exists, why there is something greater than nothing." Stephen Hawking

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              • VAB2013
                Forum Ambassador
                • Nov 2013
                • 12351

                #8
                Originally posted by AstroRaider
                No, nowhere else. That's why I thought it looked "spooky".
                Thank you for the update AstroRaider! Yes... spooky or sneaky is a good way to describe this one! With the marks on the left vertical of the U and on the curve of the R, I would have never guessed it was rotational MD! Thank you for posting it!

                Comment

                • WaterSport
                  Paid Member

                  • Nov 2010
                  • 3292

                  #9
                  New to me also. Thanks for sharing.

                  WS

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                  • mikediamond
                    Paid Member, Error Expert

                    • Jan 2008
                    • 1104

                    #10
                    Sorry, I thought the first and second coins were images of the same specimen. Certainly, it's hard to imagine how strong machine doubling can appear on only one or two letters within a longer string of unaffected letters. In the absence of a mechanism, I would have to go with post-strike damage.

                    Comment

                    • Maineman750
                      Administrator

                      • Apr 2011
                      • 12079

                      #11
                      Originally posted by mikediamond
                      Sorry, I thought the first and second coins were images of the same specimen. Certainly, it's hard to imagine how strong machine doubling can appear on only one or two letters within a longer string of unaffected letters. In the absence of a mechanism, I would have to go with post-strike damage.
                      I thought that when I saw your first answer....thanks for checking back because I was expecting a huge debate this morning
                      https://www.ebay.com/sch/maineman750...75.m3561.l2562

                      Comment

                      • jfines69
                        Member
                        • Jun 2010
                        • 28848

                        #12
                        Cool... PSD on Astros coin and Rotational MD on Wills... Here is some info on Rotational MD from Error Ref http://www.error-ref.com/?s=rotational+machine+doubling and Coin Worlds Collectors Clearing House (by Mike Diamond) https://www.coinworld.com/news/us-co...ringhouse.html Hope this helps a bit since Rotational MD is new to us!!!
                        Jim
                        (A.K.A. Elmer Fudd) Be verwy verwy quiet... I'm hunting coins!!! Good Hunting!!!

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