Hungary 1969 50 years. Inter.labor.organ Mi№ 2505 clean

€ 0²⁰ 
0³⁹ BGN

9d 2h 46m

oleg66mirtchev (110)

1976. Spain. Conference of the Inter-Parliamentary Union.

€ 0³¹ 
0⁶¹ BGN

16h 6m 5s

despot55 (410)

1961. Bulgaria. Air mail. "Earth - Venus", 12.02.1961

€ 0⁶⁶ 
1²⁹ BGN

2d 4h 56m

despot55 (410)

GB. 1961 PARLIAMENTARY CONFERENCE - FULL SET

€ 1²⁸ 
2⁵⁰ BGN

5d 7h 16m

Banknotedealer (195)

1961. Bulgaria. Air mail. "Earth - Venus", 12.02.1961

€ 0³⁶ 
0⁷⁰ BGN

4d 5h 20m

despot55 (410)

1961. Bulgaria. Air mail. "Earth - Venus", 12.02.1961

€ 0³⁶ 
0⁷⁰ BGN

3d 15h 10m

despot55 (410)

Inter Avia Inter Avia 1943

€ 101⁷⁵ 
199⁰¹ BGN

4d 1h 15m

Атанасовъ (425)

1965. Brazil. Inter-American Conference in Rio ...

€ 0³⁶ 
0⁷⁰ BGN

9d 4h 21m

despot55 (410)

Postage stamps NRB Inter. year of the calm sun 1964

€ 0²⁸ 
0⁵⁵ BGN

5d 21h 0m

Ivodimitrov (1319)

1977. Bulgaria. 64th Inter-Parliamentary Conference, Sofia

€ 0¹⁵ 
0²⁹ BGN

6d 1h 0m

despot55 (410)

1996. China. 96th Inter-Parliamentary Union Conference.

€ 0³¹ 
0⁶¹ BGN

7d 23h 31m

despot55 (410)

Romania 1974 Inter. conference - pure Mi.№ 3218

€ 0²⁶ 
0⁵¹ BGN

9d 3h 6m

oleg66mirtchev (110)

1976. Spain. Conference of the Inter-Parliamentary Union.

€ 0³¹ 
0⁶¹ BGN

16h 6m 5s

despot55 (410)

1961 Ghana. Africa Freedom Day - overprint "April 15, 1961"

€ 0⁵¹ 
1⁰⁰ BGN

2d 0h 31m

despot55 (410)

Postage stamps NRB Inter. year of the calm sun 1964

€ 0²⁸ 
0⁵⁵ BGN

5d 21h 0m

Ivodimitrov (1319)

Postal block NRB Inter. philatelic exhibition Stockholmia 74

€ 0⁷⁴ 
1⁴⁵ BGN

5d 10h 51m

Ivodimitrov (1319)

1961. Bulgaria. Air mail. "Earth - Venus", 12.02.1961

€ 0³⁶ 
0⁷⁰ BGN

3d 15h 10m

despot55 (410)

1970. Romania. The series INTER EUROPA. Box.

€ 0⁷⁷ 
1⁵¹ BGN

9d 23h 21m

despot55 (410)