Its the "floating the coin" that determines accuracy, since most coins won't actually float, you have to devise a free hanging (very thin strand,...
Water should be OK.
If the core is copper it is difficult to tell silver plated copper Fake from pure silver because the heat conductivity value for silver is 427...
I have never seen an over date mentioned on the 1917. I agree it is a well worn coin from a well worn die with part chipping out of the die there...
Be interesting to see the results on aluminum. Are the coins pure or alloy ? Jim
Of course it wasn't made in the mint from mint dies, maybe China. maybe US as it seems large enough to not be consider a copy. Do not inflame this...
Face value.
Personally, I would not hesitate for 1 secondto use acetone on tin, aluminum, or copper. But it seems to be internet lore, so do what you feel...
You put the photo in a .jpeg ( jpg) format and know where the file is on your computer. Then put the text in your post and click on the "upload a...
I have no idea if it is photograph and/or written description, it is up to the originator to interpret his rules and he last posted on 12/22 and...
I wasn't looking at it as a win/loss, just educational perhaps. I prefer to play the commodities when the gains are through usage/consumption...
And remember he posted this Who will not run out of coins and win the ultimate prize above which I assumed meant a different coin each time...
You guys do remember this rule the originator made. Seems like many of these posts could be a problem if it was the last as he added it to make it...
Tony, photos would help, although very high probability they are copper oxidation ( corrosion). Whether active PVC ( little more bluish usually)...
Photos and a weight would help in discussion. Welcome, Jim
I don't think that many of current posters have ever been active when Peter reads some posts and goes on a triage binge. I am a sweet puppy based...
When you buy or sell a silver contract, you are not touching a single silver oz. UNLESS you buy a contract for physical delivery on a set date...
"But they are fun to make in chemistry class and spend so many people get to feel happy for a while" ( quote from one of my former student who...
That is why I think it was done on purpose with a lap or flat sanding top. These coins are/were often made this way to attach to front of money...
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