The SWL QSL Card Museum Uruguay Central & South America Radio El Espectador - 1972, 1974, 1977, 1981 QSL Contributed by Istvan Hegedus (Hungary) Radio El Espectador - 1974 QSL Contributed by Erich Bergmann (Germany) Radio El Espectador - 1977 QSL Contributed by Istvan Kiss (Hungary) Radio El Espectador - 1981 QSL Contributed by Nucio Ribas - Brazil