The SWL QSL Card Museum Switzerland Europe Swiss Broadcasting Corporation - 1964, 1968, 1978, 1982 QSL Contributed by Takuo Kamimura (Japan) Swiss Broadcasting Corporation - 1968 QSL Contributed by Istvan Hegedus (Hungary) Swiss Broadcasting Corporation - 1978  QSL Contributed by Bill McDavitt Swiss Broadcasting Corporation - 1982 QSL Contributed by Istvan Hegedus (Hungary)