Michel # 2978; Scott # 2681; Stanley Gibbons # 2993; Yvert # 2790;
	The Gray Wolf . Canis lupus.
	Color: multicolored
	Date of Issue: 25.05.1985
	Face Value: 20.00 Zl
	Designer: J.Brodowski
	Stamp Size: no information
	Stamp Quantity: 1 300 000
	Perforation: 11:11½

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