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2015 P Blue Ridge Parkway Quarter DDO?

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CarlOmaha's Avatar
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181 Posts
 Posted 08/31/2019  12:44 pm Show Profile   Bookmark this topic Add CarlOmaha to your friends list Get a Link to this Message Number of Subscribers
I have heard of this doubling of IGWT on YouTube and I have been looking for it.

I see split sarifs on the "G" in "GOD", in particular.

I have not found reference to this other than hearing about it on YouTube.


2015-P-Blue-Ridge-Parkway-Quarter-DDO?
2015-P-Blue-Ridge-Parkway-Quarter-DDO?
2015-P-Blue-Ridge-Parkway-Quarter-DDO?
2015-P-Blue-Ridge-Parkway-Quarter-DDO?
2015-P-Blue-Ridge-Parkway-Quarter-DDO?
2015-P-Blue-Ridge-Parkway-Quarter-DDO?
2015-P-Blue-Ridge-Parkway-Quarter-DDO?
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Tanman2001's Avatar
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 Posted 08/31/2019  1:39 pm  Show Profile   Check Tanman2001's eBay Listings Bookmark this reply Add Tanman2001 to your friends list Get a Link to this Reply
Because of the heavy die flow and how thin and weak the letters are, I think this is Die Deterioration not a doubled die.
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CoinTheTerm's Avatar
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1161 Posts
 Posted 08/31/2019  1:57 pm  Show Profile   Bookmark this reply Add CoinTheTerm to your friends list Get a Link to this Reply
hey Tanman whats the best way to distinguish Die Deterioration from a true doubled die? I find that so hard because they both exhibit split serifs
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 Posted 08/31/2019  2:01 pm  Show Profile   Bookmark this reply Add Evan7 to your friends list Get a Link to this Reply

Quote:
I find that so hard because they both exhibit split serifs


That's the thing, MD and DDD DO NOT exhibit split serifs at all. Die Deterioration Doubling looks like "ghost" doubling.
Edited by Evan7
08/31/2019 2:02 pm
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Tanman2001's Avatar
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 Posted 08/31/2019  2:01 pm  Show Profile   Check Tanman2001's eBay Listings Bookmark this reply Add Tanman2001 to your friends list Get a Link to this Reply
When there is heavy die flow, the design tends to get thinner. But since the thinning is towards the rim, it is uneven and it appears like the distortion of a doubled die. However notice the letters are actually thinner while on a doubled die they would be thicker.
Edited by Tanman2001
08/31/2019 2:05 pm
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Tunnioc's Avatar
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 Posted 08/31/2019  2:33 pm  Show Profile   Bookmark this reply Add Tunnioc to your friends list Get a Link to this Reply
Check out this DDD.
2015-P-Blue-Ridge-Parkway-Quarter-DDO?
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coop's Avatar
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 Posted 08/31/2019  2:40 pm  Show Profile   Bookmark this reply Add coop to your friends list Get a Link to this Reply
Keep in mind that DDD (Die-Deterioration-Doubling is always on the side that faces the rim. It also affects the fields not the devices. Die wear affect the same direction, but on the side of the devices towards the rim. What direction is the OP's coin affected? On the opposite side than the rim. So this is Machine Doubling. Machine Doubling can affect either side of the coin, but die wear and DDD is always in the direction of the rim.
Tunnioc's coin is both, strong classic Machine Doubling and DDD on the fields and devices near the rim, in the direction towards the closest rim. (right side of 'E' on "WE".

Here is a good example of DDD.
2015-P-Blue-Ridge-Parkway-Quarter-DDO?
Note how the DDD is seen on the right side of the coin on the date, and left side of the devices on Liberty. ( DDD moves towards the closest rim direction. But also note, What is affected? The device or the field? Note the fields are affect on the DDD. On die Wear, you see the devices actually moving towards the closest rim:
2015-P-Blue-Ridge-Parkway-Quarter-DDO?
A doubled die will show spread in the center of the enlarged devices:
2015-P-Blue-Ridge-Parkway-Quarter-DDO?
Compared with a normal Liberty. Note the spread in the center of the devices. The devices will be enlarged on a doubled die.
Edited by coop
08/31/2019 2:47 pm
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Tanman2001's Avatar
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 Posted 08/31/2019  4:02 pm  Show Profile   Check Tanman2001's eBay Listings Bookmark this reply Add Tanman2001 to your friends list Get a Link to this Reply

Quote:
Die-Deterioration-Doubling is always on the side that faces the rim.


I disagree. Using Tunnioc's example, if this was Machine Doubling wouldn't the devices have decreased in size? Is that not a main characteristic of MD? Die Deterioration Doubling occurs perpendicular to the rim, although it is usually towards the rim.
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CarlOmaha's Avatar
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 Posted 08/31/2019  8:08 pm  Show Profile   Bookmark this reply Add CarlOmaha to your friends list Get a Link to this Reply
Thank you, All, for the debate and education about this.

I am now recalling that it was the Pictured Rocks and Ozark Riverways quarters that I should be looking for DDO's on.
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Tanman2001's Avatar
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 Posted 08/31/2019  8:13 pm  Show Profile   Check Tanman2001's eBay Listings Bookmark this reply Add Tanman2001 to your friends list Get a Link to this Reply
There are major DDOs known on the Pictured Rocks, Ozark Riverways, and American Memorial Park ATB Quarters.

Similar but minor ones known on the Harpers Ferry, Theodore Roosevelt, and Mount Hood ATB Quarters.

I believe there are more out there that are undiscovered.
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