Oil has no pH, you didn't give them a "base bath". The luster was lost over time due to impurites in the oil sitting on the surface all these...
Both beautiful coins! I don't understand why Lincoln collectors get up in arms about carbon spots. They are just a fact we have to live with...
Congrats and welcome!
Awesome 1913!
OMG! People are CRAZY!
Indeed, verdigris is like a fire, it must be fed to continue to grow and survive. Unless you're God, you cannot create matter from nothing.
It's definately plated or heat treated! Welcome!
hehehehe...yea, it obvious for that and many more reasons. The funny thing, the dealer I talked into selling me this counterfeit (at a counterfeit...
That's one helluv a counterfeit! The first thing I noticed was the relief, it doesn't look right. The mint mark is VERY well done, right down to...
It's true that mineral oil is resistant to oxidation, much more so than veg based oils, which require antioxidant packages to remain stable under...
While I've never used these products, over the years I've read about them and studied whatever I could find on the web (I recall finding MSDS's)....
You have to realize no chemical is 100% pure, no matter how hard you try to refine something, there will ALWAYS be impurities. Mineral oil is...
First off, the results are quite nice, congrats. I too prefer not to have gunk in the devices. Mineral oil should be removed with XYLENE. Oil is...
I have to debate the semantics of the 22 plain strong reverse. I contend it is in fact an error. The dies clashed and workers excessively polished...
Found my second WAM today, better than my first.....too bad I've only found two out of a million boxes.
Mineral oil has no pH. You must have water to have pH (negative log of the hydrogen ion concentration). Olive oil has no pH either, but it does...
Jim - That last bit of verdigris is not going to be removed. I think continuing to use VERDI-GONE™ at this point if futile. This spot will require...
Jim - Your DDO's are AWESOME!
How about a couple more...with these theads there's no such thing as ONE favorite. LOL
39D MS-66+ RD 28 MS-65+ RB I estimate those are the minimum TPG grades I would receive.
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