1993. Germany. 125 Marine Research Institute.

~0⁶⁷ €

3d 11h 20m

despot55 (386)

Bulgaria 1981 Institute for Nuclear Research

~0¹³ €

10h 50m 41s

trini (96)

Guinea 1964 World's Fair New York Unperforated Block MNH

~0⁷⁷ €

2d 11h 45m

asya_dom (131)

1976. Poland. United Institute for Nuclear Research in Dubna

~0¹⁵ €

3d 0h 20m

despot55 (386)

1969. UN-New York. Session of the Commission on International Law.

~0³⁶ €

6d 16h 15m

despot55 (386)

1988 Bulgaria 1969 - 25 years NATIONAL AUTHORITY 9.IX.1944-1969 **

~0³¹ €

8d 5h 1m

Stamps_Tim (364)

1969. Israel. 25th Weissmann Research Institute.

~0⁵¹ €

2d 14h 25m

despot55 (386)

Bulgaria 1981 Institute for Nuclear Research

~0²⁶ €

4d 2h 35m

trini (96)

1969. Israel. Weitzmann Research Institute.

~0⁴⁶ €

6d 3h 5m

despot55 (386)

UN New York - Clean Oceans (1992) MNH

~0³¹ €

2d 12h 51m

secko (58)

UN New York - Environment - Climate (1993) MNH

~0⁶⁴ €

2d 12h 49m

secko (58)

1969. UN-New York. Institute for Education and Research

~0³⁶ €

6d 16h 15m

despot55 (386)

Guinea 1964 World's Fair New York Unperforated Block MNH

~0⁷⁷ €

8d 13h 20m

asya_dom (131)

UN New York - For a Better Environment (1991) MNH

~0⁹² €

6d 13h 20m

secko (58)

Fair New York 1964 brand from Dubai

~0²⁶ €

2h 10m 40s

ESCC2 (49)

1969. UN-New York. Regular.

~0²¹ €

6d 16h 15m

despot55 (386)

1969. UN-New York. Regular.

~0²¹ €

3h 30m 44s

despot55 (386)

UN New York - Peaceful Uses of Outer Space (1975) MNH

~0⁶⁷ €

4d 11h 0m

secko (58)