Paraguay cacheted Graf Zeppelin flight registered cover Sieger #258 cancelled in Asuncion on 23 June 1934. Backstamped Friedrichshafen on 06 July and Solingen on 07 July 1934. (Image)

Paraguay cacheted Graf Zeppelin flight registered cover Sieger #264 cancelled in Asuncion on 21 July 1934. Backstamped Friedrichshafen on 31 July and Braunschweig on 01 August 1934. (Image)

Paraguay cacheted Graf Zeppelin flight registered cover Sieger #270 cancelled in Asuncion on 18 August 1934. Backstamped Friedrichshafen on 28 August and Bern, Switzerland on 29 August 1934. (Image)

Paraguay cacheted Graf Zeppelin flight registered cover Sieger #273 cancelled in Asuncion on 01 Sept 1934. Backstamped Friedrichshafen on 11 Sept. and Wandsbek, Germany on 12 Sept.1934. (Image)

Paraguay cacheted Graf Zeppelin flight registered cover Sieger #276 cancelled in Asuncion on 15 Sept 1934. Backstamped Friedrichshafen on 25 Sept. and Kassel Germany on 25 Sept.1934. (Image)

Paraguay cacheted Graf Zeppelin flight registered cover Sieger #249 cancelled in Asuncion on 26 May 1934. Backstamped Friedrichshafen on 5 June and Solingen on 6 June 1934. (Image)

Paraguay cacheted Graf Zeppelin flight registered cover Sieger #240 cancelled in Asuncion on 14 Oct. 1933. Backstamped Friedrichshafen and Solingen on 2.11.1933. (Image)

Paraguay cacheted Graf Zeppelin flight registered cover Sieger #253 cancelled in Asuncion on 9 June 1934. Backstamped Friedrichshafen on 19 June and Lorch/Wurttemberg on 20 June 1934. (Image)

Paraguay cacheted Zeppelin flight registered cover Sieger #267 cancelled in Asuncion on 04 August 1934. Backstamped Friedrichshafen on 14 August and the Hague, Holland on 15 August 1934. (Image)