1932, 10 airmail documents with good franking, as well among others balloon mail Gordon Benett flight \"Basle Ruggel (Liechtenstein) \" and \"Basle Ebracht\" always with confirmation stamp and vignette (SLK 32.7 / 7 a), special flight \"Interlaken Zurich\" (SLK 32.4 b) and so on.