Bhutan
Viser nu Bhutan - Post frimærker (1955 - 2024) - 2 frimærker.
1971
Airmail - Inclusion of Bhutan in the United Nations
21. september VM: Ingen Perforeringer: 13½
1971
Airmail - World Refugee Year Overprinted "UNHCR - UNRWA - 1971"
23. december VM: Ingen Perforeringer: 13½