Bulgaria's first-day envelope of No. 2439 from the 1974 catalog.

~0²⁶ €

5d 23h 28m

stoian76 (572)

268651 / Bulgaria IPTZ 1983 Plovdiv RMP philate exhibition

~0⁴¹ €

3d 11h 38m

Stamps_Tim (362)

First Day Mailing Envelope Airships, First Day, 2000

~2⁵⁷ €

4d 13h 8m

emmy (568)

First Day Envelope 1974 International Phil. exhibition Stockholm

~7¹⁹ €

17h 53m 27s

trini (88)

1990. Monaco. Philate table - brand Pierrot.

~0⁴⁶ €

8d 16h 38m

despot55 (381)

BK 3750 A1b block sheet World Philate. Philexfrance exhibition, 89,

~0⁴¹ €

5d 20h 8m

boby42 (485)

268650 / Bulgaria IPTZ 1983 Plovdiv RMP philate exhibition

~0⁴¹ €

3d 11h 38m

Stamps_Tim (362)

First day envelope 1974 Hungary city of Pecs

~15⁴⁰ €

17h 53m 27s

trini (88)

BK1951 BGN 1 block World Philate ex Sofia, 69 machine stamp

~0²¹ €

2d 18h 53m

boby42 (485)

First Day Envelope Airships, First Day, 2000

~2⁵⁷ €

4d 13h 8m

emmy (568)

1974-76. Austria. 2 envelopes on Olympic themes - First day

~1¹⁸ €

8d 4h 43m

despot55 (381)

First-day envelope 1974 Bulgaria 10 years Pharmachem

~2⁵⁷ €

17h 53m 27s

trini (88)

First day. Poland 1974

~0²⁶ €

5d 20h 8m

boby42 (485)

Bulgarian First - Aid Postal Envelope 1974 FCD К 129

~0⁵¹ €

2d 21h 28m

Канаста (493)

Envelope with special printing Philatelic Exhibition 1974 Portugal

~0⁵¹ €

2d 3h 20m

ESCC1 (256)

270780 / Bulgaria IPTZ 1987 Ruse philate exhibition Austria

~0²⁶ €

5d 17h 38m

Stamps_Tim (362)

"SEPTEMVRIICHE" 30-year-old vocational school 1974 FIRST DAY MAIL ENVELOPE

~1⁵⁴ €

4d 22h 22m

luba_mateva (1142)

First Day Envelope Folk Tales 1974 from Japan

~2⁵⁷ €

3d 1h 33m

ESCC1 (256)