Bolgarija
Sedaj prikazano: Bolgarija - Poštne znamke (1879 - 2024) - 2 znamke.
1978
International Stamp Exhibition PHILASERDICA '79. The 100th Anniversary of Bulgarian Stamps - Stamps on Stamps
30. december WM: Nič Perforacija: 13
1978
International Stamp Exhibition PHILASERDICA '79. The 100th Anniversary of Bulgarian Stamps - Stamps on Stamps
30. december WM: Nič Perforacija: 13