Switzerland
swi-19480115-s-01
page = 1

Stamp pictureFirst day of issue: January 15, 1948
Occasion: 1948 Winter Olympics,1948,St. Moritz,Switzerland
Width: 20 mm
Height: 25 mm
Perforation: Perforated 11.50 x 11.50
Printing method: Engraved
Catalog number:
     Scott B172
     Zumstein 27w.
     Michel 494
Location: Ice Hockey Volume CX
Stamp ID = 3551

First stamp to show an ice hockey player.

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.