Put it in an Air-Tite, then mount the Air-Tite in a shadow box. If an Air-Tite is too big looking, then use a Kointain. Don't mount it without...
The magazine has some well-researched articles that are a touch above the kind you find in Coin World. NGC submissions, Hugh Wood insurance,...
I'll be at table 845 from Thursday through Saturday.
That's why I used the thickness of the coin, not the diameter. The calculation across the diameter is more complex and a bit "calculusy."
I don't think so. The 1.59e-8 ohms/meter is for something with a cross-section of 1 square meter. The cross section of the wire is 1 millionth...
Absolutely knife cuts.
Your lights aren't high enough. You have too much light coming at a lowish angle from 11:00 to 1:00. Look at the T in TRVST. The top edge of...
Drawn out to a wire with a uniform 1 sq. mm cross-section, a silver dollar would be 2.736 m long. The resistance of copper would be 46 milliohms,...
Here's a table of resistivity of different metals. I think the only way you could measure the difference between a silver dollar made from silver...
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