MILITARY AIR FORCE - AIR FORCE UNITS OF CZ MILITARY TROOPS AND THEIR DEPLOYMENT 1914-1920

Classification

Territory

Czechoslovakia I (1918-39) France and related territories Tsarist Russia and the territory of the former USSR until 1923

Subject

Air transport (incl. aerophilately) Airmail Airmail postmarks Documentation of territorial and constitutional changes History of the post and its operations (incl. a chosen territory) War conflicts and field posts 1918-39 World War I

Time period

World War I Interwar period

Exhibition class

Non-standard-size exhibits Non-standard-size exhibits