Postmark NRB VIII int. biennial of humor and arts

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2d 18h 36m

Ivodimitrov (1245)

Postage stamps NRB VIII World Youth Festival 1962

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3d 0h 1m

Ivodimitrov (1245)

Postage stamp NRB VIII Congress Patriotic Front Sofia '77

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6d 14h 41m

Ivodimitrov (1245)

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

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1d 4h 21m

HOBBINOTECOINS (896)

Postage stamp NRB VIII congress of the IAS Sofia 1964

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4d 19h 6m

Ivodimitrov (1245)

BPS VIII CONGRESS FIRST DAY POSTAL ENVELOPE 1977

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4h 26m 40s

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SMALL LION - 1 stint print SOFIA - 5.VIII.1900

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9d 4h 51m

HOBBINOTECOINS (896)

First day postal envelope VIII Congress of the BPS 1977

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1d 14h 51m

Ivodimitrov (1245)

1964. Bulgaria. VIII Congress of IAS, Sofia.

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2d 7h 6m

despot55 (404)

Bulgaria 1977 VIII Congress of the Bulgarian Trade Unions

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15h 46m 36s

trini (133)

Postage stamp NRB VIII congress of the IAS Sofia 1964

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3d 3h 36m

Ivodimitrov (1245)

Postage stamps NRB VIII int. biennial of humor and arts

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4d 4h 26m

Ivodimitrov (1245)

Postage stamp NRB VIII world. trade union congress Varna

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2d 18h 4m

Ivodimitrov (1245)

1964. Bulgaria. VIII Congress of IAS, Sofia.

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2d 14h 31m

despot55 (404)

Postmark NRB Fifth Congress of BTS Sofia 1977

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3d 4h 41m

Ivodimitrov (1245)

Postage stamp NRB FIA World Congress Sofia'74

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3d 4h 41m

Ivodimitrov (1245)

Postage stamps NRB Universiade '77 Sofia 1977

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6d 14h 41m

Ivodimitrov (1245)

Bulgaria 1964 VIII Congress of the IAS Sofia

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16h 41m 36s

trini (133)