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Stamp picture
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First day of issue: November 30, 2022
Occasion: 1920 Olympics,1920,Antwerp,Belgium
Width: 30 mm
Height: 40 mm
Perforation: Imperforate
Location: Ice Hockey Volume LVII
Stamp ID = 8417

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

Guinea-Bissau (1974-)
Stamp-issuing status: active; Population: 1,178,584. Independent republic on the coast of Africa, bordered by Senegal and Guinea.