SInce they trespassed would they have lost their find? This may have been the root cause in going into the underground from Day 1. Apparently even...
Libby007 that is the only drawback at FUN ... very little Foreign or Ancients as the show runs on or close to the NY International. Visited my...
I have been doing more research on these 1821 8R Zacatecas. INSIDER one of the more perplexing scenarios in this matter is we see at least 1/4 OF...
Yes based on the Times article around 10 Million in watches, coins, other antiquities. I look at it this way stuff is more safe in a SDB than at...
Interesting in the world of 18th Century British counterfeit halfpence which made up nearly 50% of our Colonial coinage there are specimens that...
The coin is a product of a casting process. Most cast coins have around ~5% Lead in the composition. Since this appears as a crude attempt to cast...
Why are some if not most 1821 Zacatecas 8R's look as if they been IMPROPERLY CLEANED? JOHN LORENZO U.S..
Not having read all 285 pages there was a study done on toned coins. Does not the toning colors need to follow a certain pattern of colors such as...
Ocasionally I will buy a holed coin if part of a contemporary circulating counterfeit (CCC) scenario. Sometimes we see an (X) through the coin as...
In simpler terms whenever you place a more oxidizable metal (Zn) UNDER a lesser oxidizable metal (Cu) its going to want to make its way to the...
See also my latest book - FORGOTTEN COINS OF THE NORTH AMERICAN COLONIES - 25TH ANNIVERSARY. THERE IS A WHOLE CHAPTER ON THESE CCC 2R'S. THE 1/2 &...
It's the old saying you buy the coin and not the number. The more CRUDE a coin's manufacturing method the less reliable is the grading by NGC and...
I did comment on XRF on your other post. One quick way is 200 year old copper of this sort MUST have signatures of chlorine and sulfur on the...
Once Material Analysis becomes more commonplace this will be an easier task. There is no way to catch these once they enter the market QUICKLY. I...
Interesting with these pieces using die rotation as an anti-counterfeiting method. Jack Young you could also use XRF. Possibly. These early 1793...
I agree with JCro its a PMD or of this type of application. Silver in its most oxidized state is black but this is not silver oxidized onto the...
No need to go further than Lincoln Maniacs choice. An old B&L is EXACTLY what you want. But if you want pictures from your view then the...
Mike - let me know if another error of this type appears on EBAY. If I win you get a FREE Forgotten Book sent to you ... <VVBG>. Whatever ... see...
Do weight, pictures of the rim and some clear surface shots. Confirm if you see any raised metal lumps in the fields. JPL
Look at Wu's 12/11/2016 photos 233507.jpg and look at the Cu/Zn interface magnification area suggesting to me this was applied and not removed...
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