1920 - 1929
USA, Brev
1925. USA. Interesting America Air-Ship cover with ZR3 Los Angeles to Warwick, Bermuda with 2 CENTS WASHINGTON cancelled AIR MAIL SERVICE NEW YORK APR 15 1925 + reverse HAMILTON BERMUDA 22 APR 25. VIA AIRSHIP LOS ANGELES FROM LAKEHURST, N.J. Unusual ZR3 Los Angeles AIRSHIP-cover.
Michel 263
USA, Brev
1925. USA. Interesting America Air-Ship cover with ZR3 Los Angeles to Warwick, Bermuda with 2 CENTS WASHINGTON cancelled AIR MAIL SERVICE NEW YORK APR 15 1925 + reverse HAMILTON BERMUDA 22 APR 25. VIA AIRSHIP LOS ANGELES FROM LAKEHURST, N.J. Unusual ZR3 Los Angeles AIRSHIP-cover.
Michel 263
USA, Brev
1929. USA. Fine AIR MAIL cover with pair 2 CENTS ELECTRIC LIGHTS EDISON'S FIRST LAMP + 1 CENT cancelled SAINT LOUIS SEP 1 1929 + cachet FRED. VI. STOCKHAM POST 245 ST. LOUIS DALE JACKSON RED JULY 13 TO JULY 31 1929 420 HOURS, 21 MINUTES. Interesting cover.
Michel 317+
USA, Brev
1927. USA. Fine AIR MAIL cover with 4-block ½ CENTS HALE + corner 4-block 2 CENTS WHITE PLAINS cancelled SPRINGFIELD AUG 15 1927 + cachet SPECIAL FLIGHT LINDBERG DAY CAM No 2 LINDBERG FIELD AUG 15 SPRINGFIELD, ILLINOIS. Reverse 5 transot and arrival cancels. Interesting cover.
Michel 305+
Sverige, Michel Sieger 32, Stemplet postkort med frimærke
1929. LZ 127 (GRAF ZEPPELIN) RÜCKFAHRT USA - DEUTSCHLAND.__ AN BORD DES LUFTSCHIFFES GRAF ZEPPELIN 03 SEP. 1929. til Sverige.
Sverige, Michel Sieger 32, Brev
1929. LZ 127 (GRAF ZEPPELIN) RÜCKFAHRT USA - DEUTSCHLAND.__ Friedrichshafen Bodensee Luftpost 4 9 29. TIL Sverige hvor det er ankomststemplet LINKÖPING 7 9 1929. 6X 20 CENTS AIR MAIL.
Sverige, Michel Sieger 32, Stemplet postkort med frimærke
1929. LZ 127 (GRAF ZEPPELIN) RÜCKFAHRT USA - DEUTSCHLAND.__ Friedrichshafen Bodensee Luftpost 4 9 29. til Sverige hvor det er ankomststemplet LINKÖPING 7 9 1929. Med interessant vignette AMERICA AIR MAIL EUROPE 10 + 2x 5 + 2X 20 CENTS AIR MAIL.
Michel Sieger 29A, Stemplet postkort med frimærke
1929. LZ 127 (GRAF ZEPPELIN) WELTRUNDFAHRT. FIRST ROUND-THE-WORLD FLIGHT U.S.AIR MAIL Los Angeles - Lakehurst. LOS ANGELES AUG 26 1929. 10 + 20 CENTS AIR MAIL.
Michel Sieger 28A, Brev
1929. LZ 127 (GRAF ZEPPELIN) WELTRUNDFAHRT. LAKEHURST - FRIEDRICHAHAFEN. FIRST ROUND-THE-WORLD FLIGHT U.S.AIR MAIL. NEW YORK AUG 6 1929. 10 + 15 + 4X 20 CENTS AIR MAIL.