The Antarctic Treaty ~ 1971

     The Treaty of 1961 includes Argentina, Australia, Belgium, Chile, the French Republic, Japan, New Zealand, Norway, the Union of South Africa, the Union of Soviet Socialist Republics, the United Kingdom of Great Britain and Northern Ireland, and the United States. It provides that the Antarctic continent shall be used for peaceful purposes only.

The Theater of War ~ 1776 

     The map is adapted from The Theater of War in America with the roads and a Table of Distances, included in An American Atlas, published by Robert Sayer and John Bennett, London, 1776. The detail of the map was taken from A Map of the British and French Dominions in North America..., London, 1775, by Dr. John Mitchell.
     The design appears on stamps of both the United States and Canada which accounts for the large part of Canada which is included. Bernard Reilander, the designer worked from a reproduction of the original map which appeared in the 1975 edition of the Rand McNally United States Road Atlas.

Plane and Globe

     Both this stamp and C90 have globes in the mouths of their jet engines. C90 also has a stylized American flag.