Postal Envelope, Bulgaria National Filumeria Exhibition’76

€ 0⁷⁷ 
1⁵⁰ BGN

1d 13h 45m

opil (51)

First day envelope Innsbruck '76

€ 0⁶⁴ 
1²⁵ BGN

1d 18h 0m

Ivodimitrov (1250)

Postal Envelope, Bulgaria-Sliven The Monument to Hadji Dimitar’76

€ 0⁶¹ 
1²⁰ BGN

1d 13h 45m

opil (51)

1975-76. Germany + Berlin. Ship's mail. Envelope.

€ 1²⁸ 
2⁵⁰ BGN

3d 14h 35m

despot55 (406)

Postal Envelope, Bulgaria National Filumeria Exhibition’76

€ 0⁷⁷ 
1⁵⁰ BGN

1d 13h 45m

opil (51)

Postal Envelope, Bulgaria National Filumeria Exhibition’76

€ 0⁷⁷ 
1⁵⁰ BGN

1d 13h 45m

opil (51)

Postal Envelope, Bulgaria II Regional Film Exhibition Targovishte’76

€ 0⁷⁷ 
1⁵⁰ BGN

1d 13h 45m

opil (51)

First Day Cover BULGARIA VARNA 76 CIPS-XXI CONGRESS

€ 153³⁹ 
300⁰⁰ BGN

8d 7h 5m

playgolf (126)

First day envelope Innsbruck '76

€ 0⁶⁴ 
1²⁵ BGN

1d 18h 0m

Ivodimitrov (1250)

Postal Envelope, Bulgaria XI Congress of the Bulgarian Communist Party '76

€ 1⁰² 
2⁰⁰ BGN

1d 13h 45m

opil (51)

Postal Envelope, Bulgaria Polish Philatelic Exhibition Sofia’ 76

€ 0⁷⁷ 
1⁵⁰ BGN

1d 13h 45m

opil (51)

BULGARIA LARGE LION 2 Stotinki Envelope SOFIA - SOFIA 01 XI 1891

€ 99⁰⁰ 
193⁶³ BGN

6d 4h 20m

HOBBINOTECOINS (907)

Traveled envelope with stamps XI Congress of the BCP 1976 Bulgaria Error

€ 2⁵⁶ 
5⁰¹ BGN

6d 19h 40m

ESCC1 (277)

Postal Envelope, Bulgaria Yacht “Cor Karoli” Varna’76

€ 2⁰⁵ 
4⁰⁰ BGN

1d 13h 45m

opil (51)

Bulgaria's first-day envelope at No. 2470/76 since 1975

€ 1⁵³ 
2⁹⁹ BGN

6d 19h 45m

stoian76 (626)

Postal Envelope, Bulgaria XI Congress of the Bulgarian Communist Party '76

€ 0⁷⁷ 
1⁵⁰ BGN

1d 13h 45m

opil (51)

BULGARIA LARGE LION 15 St. envelope SOFIA - TSARIBROD - 01 XI 1888

€ 39⁹⁹ 
78²¹ BGN

9d 1h 35m

HOBBINOTECOINS (907)

BULGARIA LARGE LION 15 St envelope SOFIA TSARIBROD XI 1888 with LETTER

€ 75⁰⁰ 
146⁶⁹ BGN

8d 20h 40m

HOBBINOTECOINS (907)