2171 Bulgaria 1971 XI congress of the Union of Bulgarian Students, Sofia **

~0²⁵ €

2d 17h 36m

Stamps_Tim (362)

Bulgaria - IV congress of the SBF, neperforina m.list

~5¹³ €

2d 10h 31m

megalodon81 (341)

Postage stamps NRB 20 years FIR 1951 - 1971 1971

~0³⁹ €

4d 8h 16m

Ivodimitrov (1156)

BK 3544A-3546A XIV Congress of the SBF without name.

~1¹³ €

18h 1m 16s

boby42 (485)

Postmark NRB Fifth Congress of BTS Sofia 1977

~0²³ €

1h 21m 15s

Ivodimitrov (1156)

1971 (July 10). Congress of the Bulgarian National Bank.

~0¹⁵ €

4d 13h 11m

despot55 (377)

Bulgaria 1967 Congress of the SBF

~0²⁶ €

16h 6m 16s

trini (83)

RSI 2561 XII Congress of the SBF, 1976.

~3⁸⁵ €

4d 18h 26m

boby42 (485)

3544-3545 XIV Congress of the SBF

~1⁰³ €

7d 22h 16m

xrisi_353 (196)

2561 XII Congress of the SBF

~0⁷² €

6d 20h 6m

start_08 (713)

2561 XII Congress of the SBF, Block. - UNIT 4pcs

~2⁵⁷ €

4d 11h 26m

plamen_0710 (15)

XIV Congress of the SBF Unperforated sheet 1986 3"1

~2⁰⁵ €

16h 11m 16s

trini (83)

3544 A - 3545 A XIV Congress of SBF, non-perforated - BLOCK 2pcs

~5¹³ €

4d 11h 26m

plamen_0710 (15)

BC 2171 XI Congress of SBF

~0¹³ €

5d 17h 21m

boby42 (485)

BK 3644-3545 XIv Congress of the SBF,

~0²⁶ €

6d 18h 41m

boby42 (485)

Postal block NRB XII Congress of the SBF Sofia 1976

~0⁷⁴ €

6d 6h 16m

Ivodimitrov (1156)

BK 702 BGN 50 VI Congress of the SBF 0

~0¹⁵ €

4d 10h 56m

boby42 (485)

BK 3103 block no. XIII Congress of the SBF

~1⁴⁴ €

18h 26m 18s

boby42 (485)