It appears to be mechanical doubling.
U.S. Congressional Documents and Debates, 1774 - 1875 A Century of Lawmaking for a New Nation From the Library of Congress, an on-line...
Liberty Seated Dimes "Welcome to the definitive resource for Liberty Seated Dime variety collectors - by Gerry Fortin" "After collecting and...
Maravedis.net "Welcome to the Web of Tosiriano, this it is a place where you can see the types of currencies that have been emitted in Spain...
Use a camera with the "macro" function, use a tri-pod or copy stand and use the proper lighting. There have been many threads on thus subject,...
This should help - Coin Lingo
Fair enough, I just wanted to know because there are far more of them that have been made much more recently. The following is from Coin Site -...
Well I wouldn't be buying any from them if I were you. You can buy them direct from the mint for $16.95.
The Harry W. Bass Foundation Harry W. Bass was undoubtedly one of the greatest collectors of all time. At his death in 1998 his was the most...
The following link will take you to the American Numismatic Rarities web site which auctioned the Eliasberg World Gold collection. The pages...
Market Reports Archive Market reports and guidelines, specializing in US gold, as written by Doug Winters. Market Reports...
Numismatic Books & Supplies The name kind of says it all. Numismatic Books...
DAN'S VIRTUAL COIN COLLECTION "COINS, US COINS, WORLD COINS, ANCIENT COINS, MEDIEVAL COINS, COIN COLLECTING, IDENTIFY COINS" Coin Index Page...
World Coin Errors "A Study of World Mis-struck Coins" "It seemed that there were some misconceptions about the relative scarcity of World...
VAM World "This site is devoted to Morgan and Peace dollar die varieties known as VAMs. It is open for all visitor to contribute, edit and...
To the best of my knowledge the '74 aluminum cents are still considered to be illegal. There's more than 1, but only 1 has been certified and slabbed.
What makes you think they were made in the 1800's ?
The reason that test works Roy is because of the way the metals reflect light differently. I'm not sure it would work at all with a layer of...
I would have thought it was rather obvious - they wanted to sell them. So they took them to the US Mint to have them authenticated and to start...
I'd say XF40.
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