Postage stamps NRB 20 years FIR 1951 - 1971 1971

~0³⁹ €

1d 21h 7m

Ivodimitrov (1113)

1951 Czechoslovakia. Army Day - text DEN CS ARMADY 1951

~2²¹ €

20h 11m 58s

despot55 (362)

Germany 1951 Personalities/Charity Stamps €164 Stamp

~33⁶⁸ €

4h 26m 59s

asya_dom (119)

Bulgaria 80 Buzludzha Congress 1971

~1²⁸ €

5d 0h 36m

trini (57)

Pure Stamps Fauna Endangered Birds 2023 from Bulgaria

~10⁷⁸ €

2h 21m 59s

ESCC1 (241)

Bulgaria "Sport" series from 1951 No. 803/806 from the catalog

~0⁷⁷ €

1d 9h 7m

stoian76 (543)

Pure Stamps Fauna Endangered Birds 2023 from Bulgaria

~5³⁹ €

6d 9h 7m

ESCC1 (241)

Pure stamp Communist Party Mao Zedong 1951 from China

~10²⁷ €

3d 0h 42m

ESCC2 (43)

Postal envelope 60 years of Buzludzha Congress 1891 - 1951

~0⁷⁴ €

1d 13h 12m

Ivodimitrov (1113)

Italy 1951 Anniversary 25 € Branded series

~5¹³ €

6d 7h 25m

asya_dom (119)

Germany 1951 New Daily Stamps 46.25€ Stamp

~9⁵⁰ €

4h 26m 59s

asya_dom (119)

(¯` '• .¸ 50 VON 2006 KOREA aUNC ¸. "'¯¯)

~0⁷⁷ €

5d 0h 17m

desperado_69 (798)

1951. France. New regular series.

~6⁴² €

20h 11m 58s

despot55 (362)

Bulgaria Square 80 Buzludzha Congress 1971

~2⁰⁵ €

5d 0h 40m

trini (57)

Pure Stamps Europe SEPT Fauna 2021 from Bulgaria

~3⁰⁸ €

6h 11m 59s

ESCC1 (241)

NR BULGARIA - HOME OF MONUMENT ON THE TOP OF Buzludzha - 50 Stotini

~0⁷⁶ €

6d 9h 2m

HOBBINOTECOINS (723)

1951. Bulgaria. The first congress of the BSDP on Buzludzha peak.

~0⁴¹ €

2d 3h 6m

despot55 (362)

1951. Bulgaria. The first congress of the BSDP on Buzludzha peak.

~0⁴⁶ €

8d 11h 17m

despot55 (362)