The SWL QSL Museum Yugoslavia Europe Radio Beograd / Radio Yugoslavia - 1955, 1967, 1970(2), 1986, 1989, 1997, Pennants and Stickers   QSL From The Borje Nilsson Collection - (Sweden) Radio Beograd - 1967  QSL Contributed by Rudolf Takacs (Romania) Radio Beograd - 1970 QSL Contributed by Istvan Hegedus (Hungary) Radio Beograd - 1970 QSL Contributed by Istvan Kiss (Hungary) Radio Yugoslavia - 1986 QSL Contributed by Istvan Hegedus (Hungary) Radio Yugoslavia - 1989 QSL Contributed by Ivan Lebedev from the A. Osipov Collection (Russia) Radio Yugoslavia - 1997 QSL Contributed by Masanori Tomioka (Japan) Radio Yugoslavia Stickers and Pennants     Sticker and Pennants Contributed by Istvan Hegedus (Hungary)