Denmark 20 Øre Airmail with Airplane

Denmark · 1929 · 20 Øre

A green stamp featuring an airplane in flight, with 'DANMARK' and 'LUFTPOST' inscriptions. It is part of a set dedicated to airmail services.

Issued as part of Denmark's early airmail service, this stamp facilitated faster postal communication in the late 1920s and early 1930s, reflecting the growing importance of aviation.