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Replies: 28 / Views: 5,925 |
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Pillar of the Community
Canada
937 Posts |
Hmmm... interesting... I have one of these myself -- I'll weigh mine up and see if it's the same as yours. Maybe the acid doesn't take off as much metal as I thought?
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Pillar of the Community
 Canada
1330 Posts |
acid will decrease the size of your pennie in seconds if you drop it in a glass,
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Pillar of the Community
 Canada
1330 Posts |
this is a acid coin 
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Pillar of the Community
Canada
2632 Posts |
Different acids react differently Nitric acid will dissolve your coin in minutes. Its said that copper pennies where used to do this to reduce size and weight in order to be used in place of dimes in phone booths and parking meters or any other machines that would accept them..good ol days when a call or parking was just a dime. Thats why a lot of these pennies are from the 60s & 70s.
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Pillar of the Community
 Canada
1330 Posts |
cool very interesting never heard of that before
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Valued Member
Canada
306 Posts |
Hi 
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Pillar of the Community
 Canada
1330 Posts |
Thanks castor I have sent this coin to get authenticated
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Pillar of the Community
Canada
937 Posts |
Thanks for the information, castor. That's good to know.
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Valued Member
Canada
64 Posts |
the past pic is PMD for sure the 1970 does have a ripple effect and looking at the rim it coincides with a ripple coin from what I no .great find
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Pillar of the Community
 Canada
1330 Posts |
thanks bend hoping its what I been told it is
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New Member
United States
4 Posts |
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Pillar of the Community
 Canada
1330 Posts |
Just hang on to it untill you find someone that can help you . Very nice it is very similar to mine
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Pillar of the Community
Canada
1046 Posts |
Hi would anyone know of an online tutorial that would help too determine the type of rim damage on AU cdn $`s I`m hoping to learn how to distinguish post mint etc. all help appreciated thank you
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Replies: 28 / Views: 5,925 |