First day postal envelope VIII Congress of the BPS 1977

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1⁴⁵ BGN

1d 1h 19m

Ivodimitrov (1310)

BULGARIA 1977 - 8TH BPS CONGRESS

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3d 13h 41m

hrilis (177)

1964. Bulgaria. VIII Congress of IAS, Sofia.

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8d 1h 56m

despot55 (410)

Postmark NRB Fifth Congress of BTS Sofia 1977

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3d 5h 36m

Ivodimitrov (1310)

Postage stamps NRB VIII int. biennial of humor and arts

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3d 20h 6m

Ivodimitrov (1310)

Postmark NRB VIII int. biennial of humor and arts

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2d 8h 6m

Ivodimitrov (1310)

1964. Bulgaria. VIII Congress of IAS, Sofia.

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6d 3h 6m

despot55 (410)

Postage stamp NRB VIII Congress Patriotic Front Sofia '77

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6d 13h 46m

Ivodimitrov (1310)

BPS VIII CONGRESS FIRST DAY POSTAL ENVELOPE 1977

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5d 8h 36m

luba_mateva (1256)

Postage stamp NRB VIII congress of the IAS Sofia 1964

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4d 9h 31m

Ivodimitrov (1310)

1964. Bulgaria. VIII Congress of IAS, Sofia.

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6d 7h 6m

despot55 (410)

Bulgaria 1977 VIII Congress of the Bulgarian Trade Unions

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5d 9h 21m

trini (167)

Postage stamps NRB VIII World Youth Festival 1962

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2d 12h 21m

Ivodimitrov (1310)

Postage stamp NRB VIII congress of the IAS Sofia 1964

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2d 14h 21m

Ivodimitrov (1310)

FERDINAND - 2 x 10 / 15 Cents BLACK - SOFIA 5 VIII 1904

€ 1⁵³ 
2⁹⁹ BGN

5d 12h 56m

HOBBINOTECOINS (997)

Bulgaria 1977 BPS BK№2637 clean

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7d 3h 16m

oleg66mirtchev (108)

Postage stamp NRB FIA World Congress Sofia'74

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3d 5h 31m

Ivodimitrov (1310)

Postage stamp NRB VIII world. trade union congress Varna

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2d 8h 31m

Ivodimitrov (1310)