The SWL QSL Card Museum Nigeria Africa Voice of Nigeria - 1971, 1977, 1980, 2001 QSL Contributed by Istvan Hegedus (Hungary) Voice of Nigeria - 1977 QSL Contributed by Bill McDavitt Voice of Nigeria - 1980 QSL Contributed by Istvan Kiss (Hungary) Voice of Nigeria - 2001 QSL Contributed by Boris Chastoedov (Russia)