First day postal envelope 80 Buzludzha Congress 1971

0⁷² €

4d 8h 58m

trini (171)

badges - Bulgarian parties - BSDP 2 pcs

1⁰⁰ €

3d 13h 19m

Rodjer61 (175)

Old Bulgarian postal envelope, Buzludzha, "I Congress of the BSDP"

0²⁵ €

3d 17h 44m

DJORDJ5 (1257)

1300 Bulgaria 1961 I Congress of the BSDP on the Buzludja Peak **

0³¹ €

4d 16h 49m

Stamps_Tim (389)

43397 Bulgaria BSDP badge Bulgarian Social Democratic Party

2⁰⁰ €

4d 11h 59m

velichkover (864)

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

0⁴¹ €

7d 5h 39m

despot55 (412)

Postal Envelope, Bulgaria X Congress Sofia 1982

0⁷⁷ €

4d 5h 14m

opil (60)

Postage stamps NRB 90. Bozludzhan congress of BSDP 1981

0³³ €

4d 7h 19m

Ivodimitrov (1334)

D. BLAGOEV BUZLUDZHAN CONGRESS BADGE ENAMEL

2⁰⁵ €

7d 20h 35m

luba_mateva (1272)

16173 Badge - BSDP Bulgarian Social Democratic Party

1⁰² €

1d 21h 54m

Doral2 (397)

SMOKE. BLAGOEV BUZLUDZHAN CONGRESS 1891 BADGE

0⁵¹ €

18h 45m 0s

luba_mateva (1272)

Bulgaria Envelope - BUZLUDZHA CONGRESS OF BDSM / 52614

1⁰² €

4d 11h 49m

Stamps_Tim (389)

FIRST DAY MAIL. ENVELOPE-X Congress of Inter.org. of Journalists

1⁰⁰ €

3d 14h 14m

iv_7 (622)

Postal Envelope, Bulgaria, Sofia IX Congress BARS’77

0⁷⁷ €

4d 5h 14m

opil (60)

37691 Bulgaria sign 80 years. Buzludzhan Congress 1961 Email

2⁵⁶ €

2d 16h 14m

velichkover (864)

15431 Badge - BSDP Bulgarian Social Democratic Party

1⁰² €

1d 5h 49m

Doral2 (397)

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

0⁴⁶ €

3d 13h 44m

despot55 (412)

Postage envelope bearing the sign 5th 1987 CONGRESS EPHRAPHICS 2338

0⁷⁷ €

4d 21h 39m

philatelist#1 (204)