1979. Yugoslavia. 31 years of the Danube Conference, Belgrade.

~0⁴⁶ €

3h 25m 44s

despot55 (362)

Czechoslovakia 1982 Danube Ships Danube Commission

~3⁰⁷ €

1d 10h 46m

misho222 (108)

Postal block Sofia 100 years capital 1879 1979 1979

~1²¹ €

4d 13h 45m

Ivodimitrov (1113)

1962. Monaco. 31 rally Monte Carlo.

~0⁶² €

6d 7h 15m

despot55 (362)

Bulgaria 1988 BC 3726/31

~0⁹² €

5d 0h 25m

snake (244)

Bulgaria 1889 - BK 31 VI Small lion

~0⁰⁸ €

5d 8h 45m

snake (244)

Kingdom of Bulgaria postage stamps 20pcs 31

~1⁵³ €

5d 6h 50m

emilio2002 (1187)

Bulgaria 1889 - BK 31 I Small lion

~0⁴¹ €

1d 6h 50m

snake (244)

1979. Yugoslavia. 31 years of the Danube Conference, Belgrade.

~0⁴⁶ €

3h 25m 44s

despot55 (362)

LARGE LION 6 x 1 Cent stamp EXHIBITION PLOVDIV 31 X 1892

~10²⁶ €

7d 23h 40m

HOBBINOTECOINS (723)

Bulgaria 1889 - BK 31 VI Small lion

~0⁰⁸ €

5d 8h 45m

snake (244)

1979. Yugoslavia. 31 years of the Danube Conference, Belgrade.

~0⁴⁶ €

3h 25m 44s

despot55 (362)

1991 г. № 3926/31 - 10 years space shuttles

~0⁷² €

6d 7h 5m

dikobraz (561)

GIBRALTAR GIBRALTAR Orchid Flowers 2006 NOMINAL 2.31 MNH

~3⁰⁷ €

12h 10m 44s

HOBBINOTECOINS (723)

1991. Ivory Coast. 31 years of independence.

~0⁴⁶ €

1d 12h 10m

despot55 (362)

RSI 31`36 International Philatelic Exhibition Sotsfilex, 82, V.Tarnovo

~2⁰⁵ €

1d 7h 30m

boby42 (473)

1962. Monaco. 31 rally Monte Carlo.

~0⁶² €

6d 7h 15m

despot55 (362)

BULGARIA PERFINA "K" - 31

~1⁵³ €

9d 15h 30m

HOBBINOTECOINS (723)