Set Date(s)
22-23 July 1939
On 22-23 July 1939, the Graf Zeppelin II (LZ-130) made a round trip from Frankfurt to Bielefeld, then Münster, and back to Frankfurt.
Mail carried on board bears a red confirmation stamp.

Mail carried to Bielefeld or Münster bears a commemorative cancel from the respective destination.

On 22-23 July 1939, the Graf Zeppelin II (LZ-130) made a round trip from Frankfurt to Bielefeld, then Münster, and back to Frankfurt.
Mail carried on board bears a red confirmation stamp.

Mail carried to Bielefeld or Münster bears a commemorative cancel from the respective destination.
