1975. Laos. 100 years of U.P.U - History of the postal system. Block.

€ 2³⁰ 
4⁵⁰ BGN

4d 0h 52m

despot55 (410)

1900. Switzerland. 25 years of the Universal Postal Union - U.P.U.

€ 12⁷⁸ 
25⁰⁰ BGN

2d 16h 48m

despot55 (410)

Bulgaria black overprint on Ferdinand №68 * from 1903.

€ 5¹¹ 
9⁹⁹ BGN

2d 15h 7m

stoian76 (676)

1974. Paraguay. 100 U.P.U. and other anniversaries.

€ 2³⁰ 
4⁵⁰ BGN

9d 19h 32m

despot55 (410)

1974. Ghana. 100 years U.P.U. Four blocks. Nadp.

€ 6⁹⁰ 
13⁵⁰ BGN

4d 10h 57m

despot55 (410)

1974. Mongolia. The 100th Anniversary of the U.P.U.

€ 1⁷⁹ 
3⁵⁰ BGN

4d 0h 52m

despot55 (410)

1974. Paraguay. 100 U.P.U. and other anniversaries.

€ 2³⁰ 
4⁵⁰ BGN

8d 9h 17m

despot55 (410)

1949. Bahawalpur. 75 years U.P.U.

€ 0⁵¹ 
1⁰⁰ BGN

8d 9h 17m

despot55 (410)

1974. Trinidad and Tobago. 100 U.P.U. Block.

€ 6³⁹ 
12⁵⁰ BGN

4d 1h 47m

despot55 (410)

1974. Paraguay. 100 U.P.U. and other anniversaries.

€ 2³⁰ 
4⁵⁰ BGN

6d 9h 2m

despot55 (410)

Bulgaria BLACK overprint in Ferdinand #68 from BK 1903.

€ 35⁷⁹ 
70⁰⁰ BGN

4d 19h 47m

stoian76 (676)

BULGARIA - OVERPRINT - 1903 - KBM No. 68

€ 0⁵⁰ 
0⁹⁸ BGN

17h 17m 12s

ivanov011 (561)

1974. Ghana. 100 years of U.P.U.

€ 0⁹⁷ 
1⁹⁰ BGN

9d 14h 2m

despot55 (410)

1974. Pakistan. 100 years of U.P.U. Block.

€ 2³⁰ 
4⁵⁰ BGN

4d 0h 52m

despot55 (410)

Bulgaria Black Overprint from 1903 No. 68* Stamp

€ 15⁰⁰ 
29³⁴ BGN

3d 10h 37m

stoian76 (676)

SOUTHERN RHODESIA 1949 U.P.U. SG 68 & 69 SET - MOUNTED MINT

€ 2⁰⁵ 
4⁰¹ BGN

5d 16h 57m

Banknotedealer (195)

BULGARIA - OVERPRINT - 1903 - KBM No. 68-1

€ 1⁴⁹ 
2⁹¹ BGN

4d 15h 27m

ivanov011 (561)

1974. Ghana. 100 years U.P.U. Four blocks.

€ 4⁸⁶ 
9⁵¹ BGN

4d 10h 57m

despot55 (410)