Personally , I have never seen any OGP that I had suspicions of plasticized PVC construction, so I am fairly sure they will not contribute to PVC...
It is not a DDO, which several have already mentioned. The DDO-001 is extreme and easy to see, but many do not realize that there is a DDO-002 for...
Thanks Thad, Can't wait to see the book ! :) Jim
I am not sure what about my comment jabbed you so much as I intended it to be informational and not confrontational. To answer your question on...
Seriously, if you wish to save expense, send a photo by email and ask the service if they will grade and attribute it as you wish. Both PCGS and...
I agree with Thad & RLM also on not rinsing with any kind of water nor forced drying after the acetone. I actually final rinse the coin straight...
A collection of expired credit/debit/gift cards should be inexpensive or free, and maybe like collecting 1794 cents in 1800 if coins and bills go...
Thanks for the reply. Jim
Hi Namvet, SAFEST: Hard plastic holders, such as Airtites, Kointains, Coinedge, Capital and other Acrylic, polystyrene holders such as Eagle,...
Dave, I think someone asked which company graded the MS70 coins that you mention, and if you answered, I can't find it. SO may I ask which company...
It is still a blurry photo ( Jesse, no criticism of your trying, many don't have a close focusing camera) but I still don't see the curl of the 9...
Hard to say if you worry about the acetone effect. I prefer that to worrying about whether the activity will continue in a safe holder. If it has...
Take a look at this page. I don't care for the liberty difference,as it is somewhat variable. The crease in the 7, and the inside of the 9. You...
Doug answered the questions very well, but just wanted to add that the residue is really impossible to see with a 10X loupe. The "after" photo is...
I have some background in ceramics and my own kiln, and it is possible to eliminate oxidation during a heat process by burning off the oxygen (...
Ben is correct in that the 1960D sm dates are a real mixture. I do not recall ever seeing that particular group of markings on the 1000 or so I...
In a past thread it was asked what PVC "activity" looked like. I didn't have an example then, but I came upon this example of a proof quarter that...
It appears that the inside end of the nine loop points to the bottom of the 7 , making it a Large Date and not to the middle of the 7, which would...
Looks like die stage 3, it has the gouge near the bottom of the 9, but not yet the broken/chip inside the 6. Nice find! Notice the raised bar on...
Welcome to the Forum! I see this statement often, and although at first glance , I might agree with the concept, I don't see how one benefits...
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