The reason for expert certification is simple; it is to have an independent third party confirm and insure that the stamps you buy are genuine and "as described". Expert committees indentify stamps and...
The new third party stamp graded certificates have really caught on in the last couple of years and added a new dimension to the hobby! All too often I notice a lot of stamps offered in a higher grade than...
I notice that the 24c issue of 1861-1868 gives a lot of buyers and sellers problems when it comes to identifying the numerous color varieties! I see common color varieties being confused with the scarce more...