RP, That's puzzling. When I think of frameline, I imagine a thin line surrounding the design, which does not exist on the 1973 Jefferson Memorial issue. Even the booklet covers have a solid background
Janella, My expertise is limited to United States stamps only, so I cannot speculate on the resale value of your Grenada issues. I've never heard of the International Collectors Society, but I suspect
This is what is known as a "Changeling". Stamps of original color can become another color under certain conditions. Exposure to sulphur in the air (near plants, mines, etc), can cause orange stamps
Hi Bruce, I'm so sorry for your loss. My older brother passed away 3 years ago and he was my inspiration to start collecting when I was 12 in 1980. The short answer to your question is "maybe".
Hi Senthil, Thanks for the question. Senthil, This is actually just a very minor underinking error, and is really not that uncommon. Some collectors would consider this a freak, but in general I consider