Dendermonde Inverted

Belgium · 1920 · 65c

This definitive stamp features a depiction of the Dendermonde (Termonde) town hall. It is famous for a rare printing error where the central vignette of the town hall was printed upside down relative to the frame. This inverted center error makes it one of the most sought-after and valuable stamps in Belgian philately.

Issued in the post-World War I period, this stamp was part of a series showcasing Belgian towns and architecture. The error occurred during the two-color printing process, creating an instant classic rarity.