The SWL QSL Card Museum Slovakia Europe Slovak Radio / Radio Slovakia International - 1993, 1994, 1999, 2000, 2009(ADXB Club QSL), Sticker QSL Contributed by Boris Chastoedov (Russia) Slovak Radio - 1994 QSL Contributed by Carl Mann (USA) Radio Slovakia International - 1999 QSL Contributed by Nucio Ribas - Brazil Radio Slovakia International - 2000  QSL Contributed by Istvan Hegedus (Hungary) Special ADXB Club QSL via Radio Slovakia International - 2009 QSL Contributed by Boris Chastoedov (Russia) Radio Slovakia International Sticker  QSL Contributed by Carl Mann (USA)