Test Photos

Discussion in 'Coin Chat' started by TJ1952, Jan 30, 2016.

  1. TJ1952

    TJ1952 Well-Known Member

    I'm just posting these pictures of a 49-D Lincoln I found in a roll search, with what I believe is a valid die clash error. I wanted to see how they viewed on CT. Getting the light and focus correct is always a challenge. Any opinions, suggestions or comments on the photos or error are always welcome.

    S20160130_001.jpg S20160130_002.jpg S20160130_003.jpg S20160130_004.jpg S20160130_005.jpg S20160130_006.jpg S20160130_009.jpg
     
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  3. cpm9ball

    cpm9ball CANNOT RE-MEMBER

    @TJ1952

    I don't see a clash. I do see some deformation on the reverse, but it's hard to tell what it is when the dang picture is upside down.

    Chris;)
     
  4. TJ1952

    TJ1952 Well-Known Member

    Okay, educate me again. I thought a die clash example is when the image (Lincoln's profile) on the obverse of a coin, comes thru or is visible on the reverse of the coin. The deformation you see on the reverse is Lincoln's profile. The reverse of this coin is upside down but he's profile is right side up.
     
  5. Evan8

    Evan8 A Little Off Center

    TJ1952 and cpm9ball like this.
  6. cpm9ball

    cpm9ball CANNOT RE-MEMBER

    No! A clash occurs when there is no planchet in the coining chamber, and some of the image from one die is transferred to the opposite die. When the next planchet is struck, the impressed image becomes visible on the coin.

    Chris
     
  7. ken454

    ken454 Well-Known Member

    its a ghost...
     
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  8. TJ1952

    TJ1952 Well-Known Member

    Okay, thanks! So what I have as indicated by @Evan8's attached link is Progressive Indirect Design Transfer (PIDT) or Internal Metal Displacement Phenomenon (IMDP), better known as ghosting.

    P.S. How did you like the pictures?
     
  9. TJ1952

    TJ1952 Well-Known Member

    So what I take away, is that it's a valid but very common error.
     
  10. Dave Waterstraat

    Dave Waterstraat Well-Known Member

    Yes, LDS ghost.
     
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  11. physics-fan3.14

    physics-fan3.14 You got any more of them.... prooflikes?

    It isn't an error. It is an effect often seen on very late die states. The technical name for it is as you mentioned above, but it is known in slang as "ghosting."
     
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  12. TJ1952

    TJ1952 Well-Known Member

    Okay, so even though it's listed in this link (http://www.error-ref.com/?s=ghost+lincoln) it's still not technically an error. It's a form of die deterioration. Is that correct?
     
  13. ken454

    ken454 Well-Known Member

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  14. green18

    green18 Unknown member Sweet on Commemorative Coins Supporter

    You're (your) wrong....... devil.gif
     
  15. TJ1952

    TJ1952 Well-Known Member

    This is the best sample I could find.

    [​IMG]
     
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