First Day Envelope 1978 Soviet-Czechoslovak Space Flight

€ 4⁰⁹ 
8⁰⁰ BGN

4d 11h 42m

trini (167)

Postal envelope with the sign 2 st. OK. 1978 MARK Day 0380

€ 0⁷⁷ 
1⁵¹ BGN

1d 19h 48m

philatelist#1 (201)

USSR 2 FIRST DAY COVER OLYMPICS MOSCOW 1978 CALZA

€ 2⁴⁹ 
4⁸⁷ BGN

5d 1h 49m

HOBBINOTECOINS (1005)

First day Envelope Circus FDC

€ 0⁹⁷ 
1⁹⁰ BGN

4d 1h 58m

stemi999 (258)

First Day Mailing Envelope Airships, First Day, 2000

€ 2⁵⁶ 
5⁰¹ BGN

5d 19h 8m

emmy (680)

272089 / Bulgaria FDC 1978 Day of Slave Communications

€ 0²⁶ 
0⁵¹ BGN

3d 14h 28m

Stamps_Tim (386)

Bulgaria 1978 International Year of Struggle Against Apartheid

€ 0¹⁵ 
0²⁹ BGN

5d 0h 38m

trini (167)

First Day Envelope Airships, First Day, 2000

€ 2⁵⁶ 
5⁰¹ BGN

5d 19h 8m

emmy (680)

First-day envelope May 24, 1978 - Day of Slavic writing

€ 0⁵¹ 
1⁰⁰ BGN

1d 14h 18m

emmy (680)

First day envelope Space (SPACE MAIL) USSR 1978 Mi 4735

€ 0⁸⁹ 
1⁷⁴ BGN

9d 10h 43m

stf_57 (67)

Switzerland - First Day Cover - Municipal Coats of Arms (1978)

€ 0⁷⁵ 
1⁴⁷ BGN

4d 0h 23m

secko (164)

-50%

1978 STARA ZAGORA IV DISTRICT FILAT. EXHIBITION FIRST DAY ENVELOPE

€ 0⁵¹ 
1⁰⁰ BGN

5d 11h 29m

luba_mateva (1257)

Bulgaria 1978 International Year of Struggle Against Apartheid

€ 0¹⁵ 
0²⁹ BGN

4d 11h 41m

trini (167)

BULGARIA 1978 - YEAR OF THE STRUGGLE AGAINST APARTHEID

€ 0⁰⁵ 
0¹⁰ BGN

1d 1h 49m

hrilis (179)

267410 / Bulgaria PPTZ 1978 Fight against the apartheid

€ 0³⁶ 
0⁷⁰ BGN

9d 21h 13m

Stamps_Tim (386)

Bulgaria 1978 International Year of Struggle Against Apartheid

€ 0¹⁵ 
0²⁹ BGN

4d 11h 40m

trini (167)

First-day postal envelope 1978 - "Danube - European River"

€ 0⁵¹ 
1⁰⁰ BGN

1d 14h 18m

emmy (680)

First day envelope Space USSR 1978 Mi 4713

€ 0⁷⁴ 
1⁴⁵ BGN

9d 10h 43m

stf_57 (67)