The SWL QSL Museum Mongolia Asia Radio Ulaanbaatar - 1983, 1988, 1991, Pennant QSL Contributed by Istvan Hegedus (Hungary) Radio Ulaanbaatar - 1988 QSL Contributed by Tom McElvy (USA) Radio Ulaanbaatar - 1991 QSL Contributed by Bill McDavitt (USA) Pennant Contributed by Istvan Hegedus (Hungary)