1925, Sail flights at the Büchelsberg, 10 Pfg on 3 Mark on card with 5 Pfg wood-pigeon with special cancel from 20.4.1925, red box cancel of 2 lines "with gliding mail transported Tiefenbronn", faultless condition, Michel 150.- (13c) (Image 1) (Image)

1925, glide Hausen on d. Würm, 10 Pfg on 200 Mark, variety "inverted overprint" on card with 5 Pfg wood-pigeon with cancellation from 20.4.1925, faultless condition, Michel 375.- (14eK) (Image 1) (Image)

OFFENBACH 12.6.12, airmail stamp 10 Pfg together with 5 Pfg Germania on gray brown airmail postcard, smooth box (minimal transport traces), with greeting text to Kiel Gaarden (10OF12A) (Image 1) (Image)

Switzerland: 1929, 1. America flight, handing in for transport Friedrichshafen without delay stamp, postal stationery postcard with good additional franking from OBERWILL 27. VII. To the United States with all stamp, excellent condition, decorative card! (Si.27A) (Image 1) (Image)

Switzerland: 1929, 5. Switzerland flight with droped Zurich-airport, photo postcard from ROMANSHORN 5. X. With airmail postage and additional on board cancellation mark from 6.10, addressed to Interlaken, all postmarks on face, a value at the bottom with spot, otherwise superb (Si.40B) (Image 1) (Image)

Switzerland: 1930, fligth with landing to Darmstadt, 40 C. Airmail special postal stationery card with airmail additional franking from ROMANSHORN 1. VIII, addressed to Rothenburg, Switzerland, all postmarks on face, superb (Si.76A) (Image 1) (Image)

Netherlands: 1931, trip to Meiningen with handing in for transport Friedrichshafen, card from ROTTERDAM 5.10. With among others 40 C. Airmail to the United States, card with corner crease, otherwise superb (Si.132A) (Image 1) (Image)

Switzerland: 1932, LUPOST trip, post the return flight, registered letter from Zurich airfield 29. VII. With reverse different colour franking and all postmarks to Weiningen with arrival postmark, small margin traces, otherwise superb (Si.170B) (Image 1) (Image)

1929, Orient trip, handing in for transport Friedrichshafen with inventory stamp type II and arrival postmark El Ramle, postal stationery postcard with additional franking, addressed to Elbing, superb (Si.23IIAa) (Image 1) (Image)

1929, 2. Switzerland flight, droped Interlaken with on board cancellation mark from 27.9, 10 C. Picture postal stationery postcard with postmark INTERLAKEN 27. IX. To Lucerne, superb, rare! (Si.36a) (Image 1) (Image)

1929, Flight to Zurich-Duebendorf, board mail from 2.11, 15 Pfg. Postal stationery postcard with airmail additional franking and Swiss franking with postmark "Zurich airfield 2. XI. " for the forwarding with airmail to Germany with loss stamp "no flight connection I forwarding by train", superb, scarce combination! (Si.45A) (Image 1) (Image)

1929, Flight to Zurich-Duebendorf, board mail, letter with horizontal pair 50 Pfg. Eagle, in perfect condition (Si.45B) (Image 1) (Image)

1930, South America flight, handing in for transport Friedrichshafen to Bahia, letter with 4 M. South America flight and all postmarks, addressed to Switzerland, cover with transport traces in the margin, otherwise superb (Si.57L) (Image 1) (Image)

1930 SAF, card with 2 RM (no. 438 Y), Friedrichshafen - Rio de Janeiro, forwarding to Antofagasta (Chile), Brasil. Special cancellation RECIFE (Si57M) (Image 1) (Image)

1930, Switzerland flight, photo postcard with different colour franking and with faked dated on board cancellation mark from 6.5. Cancelled (with pencil stroke crossed out, date one not accomplished Switzerland trip) and alongside on board cancellation mark from 17.6. Via Zurich to Fürth, good condition, very scarce variety (Michel 71 c! ) (Si.66Variante) (Image 1) (Image)

1931, 2. SAF, Brazilian post, with among others Zeppelin special stamp 2.500 rice franked picture postcard "Bacachery" to Dessau, all postmarks on face, fine example! (Si.130A) (Image 1) (Image)

1931, 3. South America flight, handing in for transport Friedrichshafen to Pernambuco, photo postcard with 2 M. Polar travel and all postmarks, addressed to Bieberach, Germany, in perfect condition (Si.133A) (Image 1) (Image)

1931, 3. South America flight, photo postcard with handing in for transport HALLE / LEIPZIG airport 15.10. With 15 Pfg. Eagle via Munich with airmail inventory stamp at Kurt Sch"nherr in Friedrichshafen, then redirected to Pernambuco with ship mail from 18.10. And 2 RM Zeppelin as well all postmarks including red advertising postmarks, interesting and unusual combination, superb (Si.133Ab) (Image 1) (Image)

1932, 6. South America flight, Argentinian post, card with complete set Zeppelin 1932 and all postmarks to Germany, superb (Si.179) (Image 1) (Image)

1933, Saar region travel, handing in for transport Frankfurt with inventory stamp the circuit, card with different colour franking and all postmarks, superb (Si.218Ia) (Image 1) (Image)

1934, short tript to Switzerland, board mail from 11.7, Delag card with 50 Pfg. Airmail to Assen, superb (Si.259I) (Image 1) (Image)