CZECHOSLOVAK AIR MAIL (1922-1931)

Classification

Territory

Czechoslovakia I (1918-39)

Subject

Air transport (incl. aerophilately) Airmail Airmail postmarks Airmail stamps and stationery and their postal use History of the post and its operations (incl. a chosen territory) Standard post office postmarks

Time period

Interwar period

Exhibition class

Standard-size exhibits (approx. 80 or 128 sheets)