They are die polish lines. If a die is clashed or suffers some other type of damage, technicians will try to polish out the defect. If they use...
It is unusual to find an older coin in really nice condition in change. However, you need to remember that the US Mint sold lots and lots of mint...
Also remember that the mint ships in the large ballistic bags/super sacks that are moved around with fork trucks. Could a bag have gotten wet,...
First, don't let me dissuade you from collecting what you like, however, I could think of a few holes in my collection that could be filled by...
Google is your friend. When you run into something you don’t know on here, google it. I have a book on Seated Dime varieties by Brian Greer that...
A blank has not gone through the upsetting process to form the rim. A planchet has the upset rim.
You are correct. It's PMD. Solder, glue or some other type of junk stuck to the reverse. Absolutely not struck through a cloth.
You made a typo. I think you meant to say the first P mm went on nickels through halves in 1980 :)
Entry Post My kid playing basketball (#35). Unfortunately, he has no interest in numismatics [ATTACH]
The color on your coin is due to environmental damage after it left the mint. Real errors are difficult to find but the more you look, the better...
To paraphrase William of Ockham, the simplest explanation is usually the correct explanation. As others have said, Your coin was plated. There...
My 1993 edition of Liberty Seated Half Dollars by Wiley and Bugert, says WB-103 has a repunched 4. They list 2 other repunched dates as well, but...
I don't see equivalent wear on the rest of the coin, so it looks like it is a weak strike or possible the dies were out of parallel when set up....
Heat damage. Zinc melts just below 800F, while copper melts at a much higher temp. You can easily reach that temp on a gas stove (But I strongly...
Better Living Through Chemistry :)
Voids and porosity in a bar like this can give erroneous readings on a resistivity tester. In addition, the Sigma Metalytics tester needs to be...
Noe-15 is a rare Oak Tree Sixpence, not a shilling. Shillings will have XII under the date. FYI, numerous copies, reproductions and...
It looks like damage. Probably in the packaging process. This diminishes the value of the proof set. I would send it back to the mint and get a...
On the basketball court you're old if you were born when they started putting P mintmarks in nickels through halves, and cents were still made...
I remember when these came out when I was a kid and new collector. It was a big deal at the time and tied in with all the Bicentennial stuff. I...
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