Transportation
Belgium, Michel 732, cancelled post card with stamp
1946. NEDERLANDSCHE RUIMTEVAART STUDIO Poste lance par fusee en Belgique. Raketprovoflugo.__ OOSTENDE 15-3-46. Mars-Venus-Raket - Anno 1960?
Austria, cancelled post card with stamp
1989. 81. BALLONPOST.
Austria, Michel 895, Cover
1956. 15. BALLONPOST. JUNGFERNFAHRT DES ÖSTERR FREIBALLON OMO 29.4.56. + Besuchen Sie das heeresgeschitliche Museum Wien 21.3.58.
Austria, Michel 1146, Cover
1964. 31. BALLONPOST.
Iceland, Michel 147-149, Hinged
1931. Air Mail. Zeppelin. Set of 3
Scott C9-C11
Afa 147-149
Austria, Michel 1659, cancelled post card with stamp
1980. 64. BALLONPOST.
Austria, Michel 1085, Cover
1961. 5. BALLONPOSTSONDERFLUG.
Austria, Cover
1985. 73. BALLONPOST.
Austria, Michel 1601, Cover
1979. 19. SONDERBALLONFLUG.
Austria, Michel 1918, Cover
1988. 36. SONDER-BALLONPOSTFLUG.
Austria, cancelled postal stationay
1955. 13. BALLONPOST. WIEN BALLON ZÜRICH 10.4.1955.
Austria, cancelled post card with stamp
1990. 83. BALLONPOST.
Austria, Michel 1554, Cover
1977. 58. BALLONPOST.
Denmark, Michel R 20, Hinged
1927-1930. Wavy-line. LA SALLE (Round cooler) + 5 øre brown. Variety in the upper frame of the LA SALLE label.
Scott 89 + ADVERT
Afa R 20
Austria, Michel 1732, Cover
1983. 69. BALLONPOST.
Austria, cancelled post card with stamp
1989. 39. SONDER-BALLONPOST. 1. BALLONPOST IN LITAUEN.
Austria, cancelled post card with stamp
1982. 25. SONDER-BALLONPOSTFLUG.
Mint never hinged
1933. INTERNATIONALE POSTWERTZEICHEN AUSSTELLUNG WIEN 1933
Belgium, Michel 732, cancelled post card with stamp
1946. NEDERLANDSCHE RUIMTEVAART STUDIO Poste lance par fusee en Belgique. Raketprovoflugo.__ OOSTENDE 15-3-46. Mars-Venus-Raket - Anno 1960?
Mint never hinged
1936. VI. FIL PROK L’EXPOSITION DU PROPAGANDE DU FILATÉLIAI KURIR BUDAPEST DU 8 – 18. V. 1936