Postage stamp from Poland depicting a mail coach and Universal Postal Union emblem, centennial of the UPU.

---

Size: 5000px × 4013px
Photo credit: © DBI Studio / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: centenary, centennial, century, coach, history, mail, mails, poland, postage, postal, stamp, union, universal, upu