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Replies: 7 / Views: 1,191 |
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Pillar of the Community
United States
3237 Posts |
Other than Lincoln cents, nearly every denomination of US coins has a giant deadzone from about 1970-2000 with few if any doubled die listings. Between 1971 and 2002, Wexler has a grand total of two Roosevelt dime doubled dies listed - both extremely minor (variety vista is similarly thin in this date range. For nickels, Variety Vista lists 11 doubled dies from 1970-2003, all of them insignificant. Outside of the 1976-D DDO-001, the same is true for quarters, with 1972-1998 being almost completely devoid of listings. My question is, do people think this is a reflection of tightened quality control at the mint leading to fewer doubled dies in those date ranges, or simply a reflection of people not searching coins in these ranges leading to potentially significant doubled dies going unreported? It seems odd to me that it would be the former when so many major doubled dies have been found on pennies in that same date range (1972 numerous DDOs, 1980 FS-101, 1982 FS-101/FS-801, 1983 numerous DDOs/FS-801, 1984 FS-101, 1988 FS-101, 1994 FS-801, 1995 FS-101, 1995-D FS-101, 1996 FS-101, 1997 FS-101, etc.) Edited by SamCoin 08/29/2021 10:53 am
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Bedrock of the Community
United States
19158 Posts |
Stuff still gets through, but improved quality control and use of improved minting technologies and methods have reduced the numbers of significant doubled die afflicted coins--key word is significant.
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Pillar of the Community
 United States
3237 Posts |
@ijn how do you account for all the major doubled die listings on cents that I listed in that date range? Perhaps the mint just has lower quality control standards for cents since they need to keep production costs down to minimize losses, but we don't see any drop off in the incidence of major die varieties in this date range for Lincoln cents. Moreover, it seems odd that the mint would have transitioned to single squeeze hubbing to prevent doubled dies if they felt they had managed to effectively eliminate doubled dies in the multi-press hubbing method, especially when you consider the fact that we have seen that single squeeze hubbing era coins can actually have very significant class IX doubling. I am also skeptical since we know that single squeeze hubbing replaced multi-press entirely in 1997, yet we don't see listings for class IX doubled dies on quarters until two years later when the State Quarter program began, which resulted in more people scrutinizing their pocket change, or 2004 for nickels when a design change again got more people looking.
Edited by SamCoin 08/29/2021 11:46 am
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Bedrock of the Community
United States
62064 Posts |
Edited by coop 08/29/2021 11:52 am
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Bedrock of the Community
United States
62064 Posts |
Well on the State/territories/ATB the designs are not as perfected as the dies of the past. So more issue come up on the newer dies. The older ones design was pretty tried and true. But on the newer ones, they only exist for a few months.
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Pillar of the Community
 United States
3237 Posts |
@coop you addressed single squeeze era, but my question is why the multi-press era is so lacking from 1970-the start of single squeeze. We see tons of amazing doubled dies consistently up until about 1970 for every denomination, then all of them but Lincoln cents go cold from then until the start of single squeeze. My question is why did nickels, dimes, and quarters seemingly go cold for these decades while Lincoln cents continued to produce major doubled dies.
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Pillar of the Community
 United States
5774 Posts |
Maybe the mint was able to definitively ID the source of what caused the multitude of DDO's in 1972 and correct it. Maybe a bounty to mint workers that found major die errors early? Maybe not as much operator fatigue or newer equipment with less chance for equipment issues with the die process.
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Pillar of the Community
United States
4404 Posts |
I've noticed that a lot of the 1970s-1990s nickels, dimes, quarters I see have really mushy details. I rarely see EDS coins. The dies either deteriorated super quick or they consistently overused them. I rarely feel like I find a coin from this time where I could make out a doubled die beneath the deterioration.
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Replies: 7 / Views: 1,191 |
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