Postage stamps NRB Kiril Tsonev 1896 - 1971 1971

~1¹⁰ €

6h 2m 38s

Ivodimitrov (1188)

1977. USSR. 24th International Navigation Congress.

~0³¹ €

5d 21h 42m

despot55 (387)

Postage stamp of the People's Republic of Bulgaria 80 years Buzludzhan Congress 1891 1971

~0¹³ €

1d 14h 52m

Ivodimitrov (1188)

1971. Czechoslovakia. 50 years of the Czech Communist Party

~1¹⁸ €

15h 29m 30s

despot55 (387)

USSR 1971 - WORLD CONGRESS ON THE HISTORY OF SCIENCE

~0⁰⁸ €

6h 12m 36s

hrilis (160)

Postmark 12th Congress of the Bulgarian Communist Party

~0¹³ €

1d 14h 52m

Ivodimitrov (1188)

Bulgaria Square 80 Buzludzha Congress 1971

~2⁰⁵ €

3d 4h 29m

trini (99)

1971. USSR. International Congress in Moscow.

~0⁶⁷ €

4d 16h 52m

despot55 (387)

1971. USSR. 24th Congress of the Communist Party of Ukraine.

~0³¹ €

4d 6h 32m

despot55 (387)

Postage stamps NRB 20 years FIR 1951 - 1971 1971

~0³⁹ €

4d 5h 27m

Ivodimitrov (1188)

1971. Austria. Congress of Austrian notaries.

~0³⁶ €

1d 21h 42m

despot55 (387)

BULGARIA 1971 - SPRING 1971

~0¹⁰ €

5d 6h 15m

hrilis (160)

1971. USSR. 23rd International Beekeeping Congress.

~0³¹ €

4d 7h 52m

despot55 (387)

Russia / USSR / 1971 Congress of the Communist Party of Ukraine My3847 clean

~0²⁶ €

7d 21h 47m

oleg66mirtchev (94)

1971. USSR. 24th Congress of the Communist Party of the USSR

~0³¹ €

4d 9h 42m

despot55 (387)

1971. Czechoslovakia. 50 years of the Czech Communist Party

~0⁵¹ €

1d 5h 42m

despot55 (387)

Bulgaria 80 Buzludzha Congress 1971

~1²⁸ €

3d 4h 29m

trini (99)

Postmark NRB XI Congress of the SBF Sofia 1971

~0²³ €

6h 2m 38s

Ivodimitrov (1188)