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...

Note: A version of this article appeared in the May 23 issue of The Chronicle-Telegram in Elyria, Ohio. By Dennis Sadowski Postal history is just about everyone’s history. The study of mail, from correspondence to invoices, sheds light on life, whether it’s decades ago or today. For devotees...