Bulgarije
Wordt nu getoond: Bulgarije - Postzegels (1879 - 2024) - 2 postzegels.
1978
Preservation of the Architectural Heritage in Europe
1. november WM: Geen Perforatie: 13 x 13½
1978
International Stamp Exhibition "ESSEN '78" - Preservation of the Architectural Heritage in Europe Overprinted in Left and Right Side
5. november WM: Geen Perforatie: 13 x 13½