Other countries–Stamps of Slovenian interest

Kingdom of Yugoslavia

,,Zeppelin. 0,75 Din. Postcard, uprated by 30,00 Din., sent registered with airmail from Zagreb (9.VI.35) via Zemun (10.VI.35) to Berlin and from there with Graf Zeppelin, 6th South America Flight 1935 to Pernambuco (18.VI.35). Si. 305 B.