
The United Nations designated 1965 as International Cooperation Year, marking the 20th anniversary of the world organization. A souvenir sheet was issued at the same time. The stamps feature clasped hands surrounded by a wreath of olive branches.
The United Nations designated 1965 as International Cooperation Year, marking the 20th anniversary of the world organization. A souvenir sheet was issued at the same time. The stamps feature clasped hands surrounded by a wreath of olive branches.