Linn’s Stamp News |
Is dealer to blame for seemingly gum-less stamps?: US Stamp Notes
Linn’s Stamp News At the time the State Birds and Flowers stamps were issued, quite a number of U.S. stamps, but primarily definitives, were being printed on pregummed paper with so-called “dry”or “dull” gum. No question that it takes a practiced eye to tell that the … |
More: continued here
