Here is the cheapest "used" desk top XRF I found so far... for those of you with deep pockets. Many more are available. This one struck me as it...
Various Methods for the Metallurgical Analyses of Coins (In Nuce) (1) SEM/EDS (Micro-Analysis): Surface analyses, chemical analysis and imaging...
And what if it is happening in your present government?
Kudos Kurt!:cigar: - Academia.edu is a site I use to post some of my research papers -- on other subjects. Usually great stuff! Gary in Washington
Additionally, is there not some soul on this site who can test the primary chemical compositions of US silver coins (pre 64 stuff, and the modern...
Recall that Kurt is not the only person who has tested these and found lower percentages! Hence, there exists a stronger possibility that the...
Yes, it is handy stuff!
I have a proof 1964, Kennedy, which is NOT mirror fields, more matte-like. Certified genuine by J. T. Stanton. I have never seen another one like...
Kurt, "Bench top" model XRFs are a lot cheaper than the hand helds. I really valued your chart you just posted above! It reënforces what we have...
Glad to see you are alive, Kurt! And as you know, we both have noted lower silver content in some US coins, coins which should be .900 seem less!!...
Did the PCGS folks think the "line" on the 1797 obverse, just below the chin, was a scratch, or where? Nice coins!!
This is a sad dilemma. Why not just offer these for all submissions, perhaps with a small premium? :( I mean if folks want them, then why not...
Doug's quote is from the Krause catalogue as stated, all of the estimates in Krause, for these type coins seem low, to me. There is actually a...
Actually there are about a dozen varieties, for example I have a "VRW A3", which is per this interesting website........
Nice Spanish 10 centimos. Most that I see are not nearly as nice! The US Mint has already come out against using aluminum, something about the...
PMD
Perhaps because these samples you shared seem quite boring to me, they may have history but besides an iconic feature or two, are drab. That is my...
top 67 bottom 64
I am surprised that this bullion is not the leader in sales. It is really nice! Mucho better than the ASE and the Libertad, and all others.
You are something else Paddy!!:shame:
Separate names with a comma.
