China First Day Cover – 30th Anniversary Of Effectivity Of Antarctic Treaty – By People's Republic Of China.

China First Day Cover – 30th Anniversary Of Effectivity Of Antarctic Treaty – By People’s Republic Of China.

The Antarctic Treaty was signed on Dec. 1,1959 and entered into full force on June 23, 1961. The treaty stipulates that it is in the interest of all mankind that Antarctica shall continue forever to be used exclusively for peaceful purpose.

Cancellation:- Penguins

Date of Issue:-23.06.1991.

China FDC 1991