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RPM/Ddo Question

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jprine's Avatar
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1599 Posts
 Posted 03/29/2015  2:24 pm Show Profile   Bookmark this topic Add jprine to your friends list Get a Link to this Message Number of Subscribers
I am sure the answer is obvious, but I need confirmation. I am chasing the CONECA top 100 RPM's. Several are listed as rpm and DDO (or DDR) some of which I have. If the Coneca list has it as a rpm/DDO, I am assuming a coin with just the rpm does not match. Is my assumption correct? Thanks!
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coop's Avatar
United States
62064 Posts
 Posted 03/29/2015  3:23 pm  Show Profile   Bookmark this reply Add coop to your friends list Get a Link to this Reply
I believe they are three different lists. One for each one and some may make the lists twice. 1960D-1MM-100 and 1960D-1DO-001/ (same coin)
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United States
1915 Posts
 Posted 03/29/2015  3:42 pm  Show Profile   Bookmark this reply Add seal006 to your friends list Get a Link to this Reply
You could have a coin with the RPM and with or without a DDR. But there would not be a way to have the RPM with or without the DDO. If the RPM appears on a coin that also has a DDO, then all of those RPMs will appear with that DDO because both anomalies are on the same die. Whereas a RPM obverse die could be paired with more than one reverse. Is this the answer you were seeking?
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jprine's Avatar
United States
1599 Posts
 Posted 03/29/2015  8:05 pm  Show Profile   Bookmark this reply Add jprine to your friends list Get a Link to this Reply
Seal-that's it. Could the rpm be on a different obverse die, one that does not have the DDO? Assuming there are multiple obverse dies in the entire 1971 run?
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