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Stamp picture
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First day of issue: April 16, 1990
Occasion: 1990 Men's World Ice Hockey Championships,1990,,Switzerland
Width: 93 mm
Height: 25 mm
Location: Ice Hockey Volume LXXXVIII
Stamp ID = 6142

From Linn's "Stamp Issuing Entities Of The World" page.

Switzerland (1850-)
Stamp-issuing status: active; Population: 7,248,984 (1997 estimate). A land-locked federation in central Europe, situated between France, Germany, Austria and Italy. The country has three official languages: German, French and Italian.

In addition from Wikepedia
Romansh has been recognized as a national language of Switzerland since 1938, and as an official language in correspondence with Romansh-speaking citizens since 1996, along with German, French, and Italian.

Courtesy of Kon Sokolyk.