Transportation
Austria, Michel 967, Cover
1951. 7. BALLONPOST. SALZBURG BALLON ZÜRICH 21.X.1951.
Austria, cancelled postal stationay
1983. 69. BALLONPOST.
Mint never hinged
1933. INTERNATIONALE POSTWERTZEICHEN AUSSTELLUNG WIEN 1933
Austria, Michel 1507, cancelled post card with stamp
1976. 55. BALLONPOST.
Austria, Michel 1522+, Cover
1976. 56. BALLONPOST.
Austria, cancelled post card with stamp
1982. 25. SONDER-BALLONPOSTFLUG.
Austria, Cover
1987. 78. BALLONPOSTFLUG.
Mint never hinged
1935. V.FILPROK BUDAPEST 1935 MAJ. 3 – 13
Denmark, Michel R 20, Cancelled
1927-1930. Wavy-line. LA SALLE (Round cooler) + 5 øre brown.
Scott 89 + ADVERT
Afa R 20
Austria, cancelled post card with stamp
1989. 81. BALLONPOST.
Austria, Michel 1801, cancelled post card with stamp
1985. 30. SONDER-BALLONPOSTFLUG.
Austria, Cover
1986. 34. SONDER-BALLONPOSTFLUG.
Austria, Michel 1150, Cover
1964. 31. BALLONPOST.
Austria, Michel 1634, cancelled post card with stamp
1980. BALLONPOSTAUSSTELLUNG.
Mint never hinged
1935. V.FILPROK BUDAPEST 1935 MAJ. 3 – 13
Austria, Michel 895+897, Cover
1956. 15. BALLONPOST. JUNGFERNFAHRT DES ÖSTERR FREIBALLON OMO 29.4.56. + 45 JAHRE PFSDFINDER ÖSTERREICH. 10 JAHRE PFADFINDER ÖSTERREICHS 23.IV.1956.
Austria, Michel 870, Cover
1955. 14. BALLONPOST ERSTMALS IM FREIEN ÖSTERREICH SALZBURG 29.10.1954. + 25 JAHRE BRIEFMARKENSAMMLERVEREIN WIEN 101 9.10.1955.
Austria, Cover
1989. 82. BALLONPOST.
Austria, Cover
1981. 66. BALLONPOST.
Austria, cancelled post card with stamp
1982. 25. SONDER-BALLONPOSTFLUG.
Austria, Cover
1986. 33. SONDER-BALLONPOST. 1. BALLONMAIL IN EIRE.