Canada
can-20100000-b-001
page = 1
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Occasion: 2010 Winter Olympics,2010,Vancouver,Canada
Width: 380 mm
Height: 240 mm
Location: Ice Hockey Volume XVIII
Stamp ID = 6182
Business envelope for Purolator, a Canadian delivery company (similar to UPS in the US or DHL in Germany) that is 91% owned by Canada Post. Canada Post was one of the Official sponsors of the 2010 Vancouver Winter Olympics. Kon Sokolyk wrote an article in the Winter 2009 issued of the "Journal of Sports Philately" about this envelope.
See the entire article here and visit Sports Philatelists International here for more sports on stamps information.
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.Courtesy of Kon Sokolyk.