Free City of Danzig 

Freie Stadt Danzig - Wolne Miasto Gdańsk

The Free City of Danzig (German: Freie Stadt Danzig; Polish: Wolne Miasto Gdańsk) was a semi-autonomous city-state that existed between 1920 and 1939, consisting of the Baltic Sea port of Danzig  and nearly 200 towns and villages in the surrounding areas. It was created on 15 November 1920 in accordance with the 1919 Treaty of Versailles after the end of World War I.

3rd May 1921 - 15th May 1922

Air mail set depicting a monoplane.

Michel Catalogue Number: 66X-71X; catalogue value €30.00 ($47.00 approx.)

Stamp Number DA C4-C9
Yvert et Tellier DA PA4A-PA10
Stanley Gibbons DA 57-62
AFA number DA 66-71
Polish Stamps Catalog (Fischer) DA 60-65

1921, 3. Mai/1922, 15. Mai. Flugpostmarken (II). 

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