1966. USSR. International Congress of Mathematics.

~0²⁶ €

6d 15h 33m

despot55 (386)

1966. FGD. Congress of the International Federation of Philately.

~0⁴⁶ €

6d 14h 38m

despot55 (386)

1966. Bulgaria. Spring 1966.

~0⁵¹ €

16h 38m 31s

despot55 (386)

1966. USSR. International Congress of Mathematics.

~0²⁶ €

6d 15h 33m

despot55 (386)

BULGARIA 1966 - SPRING 1966

~0¹⁰ €

8d 13h 16m

hrilis (160)

1966. USSR. International Congress of Mathematics.

~0²⁶ €

6d 15h 33m

despot55 (386)

1966. USSR. International Congress of Mathematics.

~0²⁶ €

6d 15h 33m

despot55 (386)

1966. Bulgaria. I International Congress of Balkan Studies.

~0¹⁰ €

7d 1h 14m

despot55 (386)

1966. FGD. Congress of the International Federation of Philately.

~0⁴⁶ €

4d 1h 28m

despot55 (386)

1966. Belgium. International Postal Congress. Superintendent

~0³⁶ €

3d 12h 23m

despot55 (386)

1966. Bulgaria. Football World Cup, London 1966.

~0⁷⁷ €

9d 7h 53m

despot55 (386)

1966. Bulgaria. I International Congress of Balkan Studies.

~0¹⁰ €

9d 17h 47m

despot55 (386)

1966. Austria. 15th International Congress of Occupational Medicine

~0⁴¹ €

2d 1h 13m

despot55 (386)

Bulgaria 1966 I International Congress on Balkan Studies

~0¹⁰ €

1d 10h 33m

trini (96)

1966. Bulgaria. Football World Cup, London 1966.

~0⁷⁷ €

8d 4h 48m

despot55 (386)

1966. FGD. Congress of the International Federation of Philately.

~0⁴⁶ €

8d 18h 28m

despot55 (386)

1966. France. 19th International Railway Congress, Paris.

~0⁵¹ €

8h 53m 31s

despot55 (386)

1966. Bulgaria. I International Congress of Balkan Studies.

~0¹⁵ €

2d 11h 43m

despot55 (386)