For a more accurate assessment of current value based on the total range of grades, see the PSE (Professional Stamp Experts) pricing guide, which is updated quarterly. Their grading also considers other factors than just centering, such as color, impression, eye appeal, the back, perfs, etc.But it will give you a better idea of the range of retail values in the US Classics arena. Stamp Collectors Against Dodgy Sellers. (see below) Here is part of the story, published on-line at MSNBC.
If you see a relatively newer ID offering multiple listings of gem appearing US classics all at one time, accompanied by a cockamamie BS story, i. I will check for infestation and do what I can to try to stop the infection before it spreads.The item "USA Scott #J34 5ct Postage Due Mint OG CV $300" is in sale since Tuesday, July 25, 2017. This item is in the category "Stamps\United States\Back of Book\Other US Back of Book Stamps". The seller is "geokster" and is located in Atlanta, Georgia. This item can be shipped worldwide.