By Dennis Sadowski Just about 110 years ago, the Yellow Dog flew mail along the Rhein and Main rivers in Germany to raise money for charity. Known as Gelber Hund in German, the Yellow Dog was a biplane that carried mail along the vital waterways, supplementing...

I hope that many of you traveled to the Boston 2026 World Stamp Expo. The international show was a once in 10- year opportunity to attend a show like this in the United States. If you purchased something at the show, please either bring it...