Paraguay Graf Zeppelin registered, cacheted First Flight cover Sieger #285 cancelled at Asuncion on 25 October 1934. Mailed to Kassel Germany and backstamped on November 6. (Image)

Paraguay Graf Zeppelin cacheted First Flight cover Sieger #240 cancelled at Asuncion on 14 Oct. 1933. Mailed to Madrid and backstamped Seville 01 Nov. 1933 and 02 Nov. 1933. (Image)

Paraguay Graf Zeppelin registered, cacheted First Flight postal card Sieger #253 cancelled at Asuncion on 09 June 1934. Mailed to Lorch, Wurttemberg, Germany and backstamped on 20 June 1934. (Image)

Paraguay Graf Zeppelin registered, cacheted First Flight cover Sieger #258 cancelled at Asuncion on 23 June 1934. Mailed to Solingen, Germany via Buenos Aires to Friedrichshafen. Backstamped 06 July and 07 July 1934. (Image)

Paraguay Graf Zeppelin cacheted First Flight cover Sieger #264 cancelled at Asuncion on 21 July 1934. Mailed to Bremen, Germany and backstamped in Friedrichshafen on July 31. (Image)

Paraguay Graf Zeppelin cacheted Christmas First Flight cover Sieger #288 cancelled at Asuncion on 5 December 1934. Mailed to Bremen, Germany. (Image)

Paraguay Graf Zeppelin cacheted, registered First Flight cover Sieger #295 cancelled at Asuncion on 19 April 1935. Mailed to Berlin, Germany and backstamped on May 1, 1935. (Image)

Seven different oversized 1st days from 1970 and 1971. All registered/back stamped Seldom seen. (Image)