Michel # 2623; Scott # 2334; Stanley Gibbons # 2612; Yvert # 2447;
	The Wels Catfish . Silurus glanis.
	Color: multicolored
	Date of Issue: 26.04.1979
	Face Value: 6.00 Zl
	Designer: no information
	Stamp Size: no information
	Stamp Quantity: 1 860 000
	Perforation: 11¾:11½

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