Arctic Exploration
This stamp commemorates
the conquest of the North Pole, and the 50th anniversary of Admiral
Peary's expedition . The map shows the top of a globe with Greenland
and the territory north of Canada.

The St. Lawrence Seaway ~ 1958
The St. Lawrence Seaway was built by Canada and the United
States to make it possible for ocean-going ships to sail in the Great
Lakes. Planning began in 1949, work on the project began in 1954, and
was completed in 1958. The icebreaker "D'Iberville" made the first
passage through the seaway on April 25, 1959. It was officially opened
June 26, 1959. This is the first jointly issued stamp by the United
States with another country.

Alaska and Hawaii
Statehood ~ 1959
Alaska (January 3) and Hawaii (August 21) were admitted to the
Union in 1959 as the 49th and 50 States.
