You can check your coins against known examples on these sites https://doubleddie.com/ http://varietyvista.com/ http://www.lincolncentresource.com/
Did you buy them because you thought they were errors?
There was also a brass version produced as a circulating commemorative https://en.numista.com/catalogue/pieces242469.html
Back on track Guatamala 20 Quetzales 1988 [ATTACH] [ATTACH]
1989 Guatamala 1 Quetzal [ATTACH] [ATTACH] Sorry, posted just too late
Got two pretty little ones I can contribute [ATTACH] [ATTACH]
A mild exposure to sulfur can cause purple toning among other colors, over exposure can turn them black. I think copper and silver are especially...
How and where have they been stored?
It says plain edge in the title
Loved reading that. Thank you. A very Merry Xmas to you and yours
Here's a few. 1959 LMC, 1960 LMC and a Norwegian 100 Kroner [ATTACH] [ATTACH] [ATTACH] [ATTACH]
An advertising post and link in vietnamese that had no reason to be posted here
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1977 Bahamas 10 Dollar Sterling Proof 4,424 Struck by The Franklin Mint Type Non-circulating coin Years 1975-1977 Value 10 Dollars 10 BSD = 10 USD...
#28 (100 coins) United States: Bronze Lincoln Wheat Cents My choice may seem strange to many here, but I like looking through "older" coins....
Not a purhase as such. When I inherited this collection there were a number of duplicate Franklin Mint silver proofs from Barbados and Jamaica. I...
Well done @CREATIVECRHUNTER and many thanks to @lordmarcovan for providing another great giveaway
Congrats @DEA and once again, thanks for a great contest
re-plating, chemical experiment etc, etc do you have photos?
Have your scales been calibrated recently?
Separate names with a comma.