Czechia
czr-19990414-z-001
page = 1
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Width: 210 mm
Height: 150 mm
Location: Oversize album #16
Stamp ID = 7486
The Czech Republic Post Office calls this a "souvenir sheet". It contains the stamp czr-19990414-s-001) and the First Day of Issue cancel along with the name of the stamp designer and the method of printing.
From Linn's "Stamp Issuing Entities Of The World" page.
Czech Republic (1993- )
Stamp-issuing status: active; Population: 10,318,958. A republic in central Europe, comprising the Czech portion of the former Czechoslovakia, corresponding to the historic Bohemia.