Yugoslavia, Airmail

,236, 241,Zeppelin. 75 para postcard, uprated by 20,75 Din., sent by Airmail from Zagreb (29.V.33) , via Zemun (31.V.33) to Friedrichshafen. From there with 2nd South America Flight (Graf Zeppelin) to Pernambuco (6.VI.33). Si. 214 B, Mi. 305 b. Very good quality