Other countries–Stamps of Slovenian interest

Kingdom of Yugoslavia

,,Zeppelin. Cover, franked with 33,50 Din., sent with train/airmail from Bos. Novi (29.III.35) via Zemun and Passau (30.III.35) to Friedrichshafen and from there with Graf Zeppelin, 1st South America Flight 1935 to Pernambuco (9.IV.35). Si. 290 Aa.