Niger
nig-20180424-s-002
page = 1

Stamp picture
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First day of issue: April 24, 2018
Occasion: 2018 Winter Olympics,2018,Pyeongchang,Korea, South
Width: 38 mm
Height: 52 mm
Perforation: Perforated 13.50 x 13.25
Location: Ice Hockey Volume LXX
Stamp ID = 5662

Stamp shows Ilya Kablukov (On some French language stamps you might see the name spelled Kabloukov.)
Stamp shows Ivan Telegin (On some French language stamps you might see the name spelled Teleguine.)

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

Niger (1921-45, 1959-)
Stamp-issuing status: active; Population: 9,388,859 (1997). A republic in northern Africa, directly north of Nigeria.