Canada
can-20170601-z-004
page = 1
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Width: 420 mm
Height: 300 mm
Location: 14 x 17 Portfolio #11
Stamp ID = 5250
Canada Post office mat advertising the "Canada 150" series of stamps containing the celebration for the 1972 hockey Summit Series between Canada and the Soviet Union, can-20170601-s-001. The mat is printed on glossy, heavy paper. On one side the lead language is English on the other side of the mat the lead language is French.
From Linn's "Stamp Issuing Entities Of The World" page
Canada (1851-)
Stamp-issuing status: active; Population: 29,123,194. An independent state within the British Commonwealth, occupying the northern part of North America.