From the article you linked to - "Concave fields were the result of convex die faces, and this slight curvature had to be applied in a step that...
Yes.
Dies are not convex or concave, they are flat. Now there was some experimentation with Morgans where they made some slightly convex dies, but that...
C'mon now Mike, that isn't why planchets are run through the upset mill. If that was the reason all they'd have to do is cut the blanks to...
They are hard enough to scratch a coin. Those can scratch a coin too. You can scratch a coin with just about anything because it isn't a...
There's a very simple way to realize that simply isn't true and cannot even be true. And all one has to do is ask yourself a question. If the...
When a coin is struck without a collar the metal actually both inwards and outwards. The evidence that is true are the coins themselves. For if it...
No coin slab or coin holder made is airtight. The only truly airtight containers that are readily available are jars like those you'll see here -...
In a case like that you're just plain stuck. And if ever sells them he'll be liable for tax on the full amount.
As to the question that started the thread, Chris is right, it's simply die wear from metal flow. It's quite common to find it on coins from...
You're more than welcome ! I'm always happy to hear of another ducat collector :) When I first got started on them most folks didn't even know...
Very good question ! One I've asked myself forty eleven times ! Two things I can think of - somebody prominent, highly respected, said the...
I've written about it here numerous times but I don't keep track of or links to every post I've written. To find them you have to search for them....
You can read about it here - https://www.cointalk.com/threads/i-am-very-proud-to-say.282405/ Unfortunately there is no single source for this...
If you can post it here you could have posted it there just as well. But I'll save you the trouble and just move it there for you :)
I didn't know I was showing off Rob, certainly not my intention in any event. But I appreciate the compliment.
No matter how you acquire a coin, you should always, always, always ask for and get a receipt ! Why ? The tax man is why ! At some point you are...
The striations are the evidence. In most cases it does exactly that. But, if and when the blank cutter is getting a little dull and worn itself,...
Winner, winner, chicken dinner ! :)
Yeah, there are lots and lots of coins older than 494 BC - but they don't have dates on them ! The one I mentioned from 494 BC does have a date on...
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