Traveled envelope with Wertolet 1975, Cosmos 1979 from Poland

~0⁵¹ €

3d 8h 43m

ESCC1 (257)

Bulgaria - Plurvodn. envelope, Apollo-Soyuz 1975

~2⁵⁷ €

6d 16h 53m

megalodon81 (351)

IPTZ envelope 1975 - Chess Player's House, Yerevan, Armenia

~0⁷⁷ €

1d 18h 51m

emmy (592)

Bulgaria first-day airmail envelope No. 2704/06 from 1975

~0⁷⁷ €

3d 9h 18m

stoian76 (584)

272170 / Bulgaria FDC 1975 Sliven Phil exhibition UPU carriage

~0³⁶ €

1d 0h 52m

Stamps_Tim (364)

An early envelope Europe SEPT 1975 from France

~1²⁸ €

3d 8h 43m

ESCC1 (257)

BULGARIA TRAVELED R AIRMAIL ENVELOPE - SOFIA USA 1948

~10²⁶ €

7d 23h 28m

HOBBINOTECOINS (808)

First day envelope Space Apollo-Union Poland 1975 Mi 2386-88

~0⁸⁵ €

7d 8h 18m

stf_57 (61)

Envelope with special printing. Exhibition 1975 Portugal

~0⁵¹ €

1d 10h 59m

ESCC1 (257)

Envelope with marks Architecture and special printing 1975 Portugal

~5¹³ €

3d 8h 48m

ESCC1 (257)

BULGARIA traveled R envelope 3x 25 02 02 1896 PALAT SOFIA ROYSTON

~153⁴⁹ €

9d 10h 8m

HOBBINOTECOINS (808)

Envelope with original brand illustration Varshets 1975 Bulgaria

~0⁵¹ €

1d 10h 59m

ESCC1 (257)

1975. Iceland. Traveled envelope.

~0⁶⁷ €

9d 3h 38m

despot55 (386)

POSTAL ENVELOPE TRAVELED FROM USA TO BULGARIA - 1975

~0²¹ €

23h 24m 0s

hrilis (160)

272168 / Bulgaria FDC 1975 Sliven Phil exhibition Iliya Petrov

~0³⁶ €

1d 0h 52m

Stamps_Tim (364)

Envelope with Astronomy brand and special printing 1975 Portugal

~0⁶⁷ €

3d 8h 48m

ESCC1 (257)

Traveling envelope Circus 1975 from the USSR

~0⁷⁷ €

4d 10h 53m

ESCC1 (257)

272084 / Bulgaria FDC 1975 Mihaylovgrad fil. exhibition

~0⁴⁶ €

1d 0h 52m

Stamps_Tim (364)