1948 [ATTACH] 1939D [ATTACH]
[ATTACH] NGC AU-58
EF40, close to VF35, details, cleaned.
I would qualify that level of finning as an error. However, the commonly seen finning is just too minor (and boring) for me to consider it an...
Quite strange, at the local show I regularly attend the Graysheet is used and respected by ALL of the dealers. Does that mean you'll get a coin at...
A steal at that price!
Never tried HCl either but I don't know where a normal consumer can get nitric acid (which is the best for this) or other mineral acids.
Go to a hardware store and buy muriatic acid.
I've never tried any of those but I recommend a mineral acid. They're cheap and quick. As a chemist, I've used concentrated nitric acid, it only...
I was told the prefered media is glasswool.
Not a proof IMO. If you do a forum search, this is been brought up many times. There are a lot of really nice 09 VDB's out there, it was the first...
Freezer ziplock bags and, for "better junk", coin tubes.
All that is required to start the corrosion process is air. All air contains water and other contaminating gasses which react with metals. It...
I like it, the spots don't bother me much on such a rare, toned coin.
I used either a micro-screwdriver or a razor blade, both work great.
I've seen rubberband toning many times in my life.....keep them away from coins!
That was from our old "modern woody" experiment. It showed the stripes/lines were embedded down into the planchet....pretty much proving my theory...
Yes it does! I did it a few times just to verify the spots were organic in nature and the coins came out funky looking....heat does odd things to...
MS-63 "Improperly Graded" :hungover: ...yeah, they need to add that to the slab. LOL
I only found ONE way to remove carbon spots....with a torch. I've tried almost every chemical known to man, NOTHING can remove carbon spots except...
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