One of the topics that I am most often asked about is tagging . What is tagging? Believe it or not tagging is invisible ink! The ultraviolet UV ink is applied to stamps in different ways during printing for...
This guide provides an overview of a fascinating example involving mass marketing, technology and stamp collecting! With the end of World War I the world awakened to many new technologies, including commercial...
I notice the early 20th century carmine and lake error of colors give a lot of collectors trouble. These stamps were printed accidentally with the wrong color ink. These errors mean the difference in thousands...
The prices of PNC 5s (Plate Number Coil Strips of Five) are holding their own this year. Retail/Show/Dealer prices are about what Scott's Catalog or Brookman lists. The thrity-two rarer strips (see below) are...
There is considerable debate these days as to what is and what isn't a test stamp. Generally they are issued by one of the firms who print stamps or stamp affixing machines. In the old days that included...
There are a few things that can be done in times of grave emergencies. Your mobile phone can actually be a life saver or an emergency tool for survival. Check out the things that you can do with it: FIRST...