Michel # 2751; Scott # 2455; Stanley Gibbons # 2757; Yvert # 2567;
	The Mallard . Anas platyrhynchos.
	Color: multicolored
	Date of Issue: 30.06.1981
	Face Value: 6.50 Zl
	Designer: no information
	Stamp Size: no information
	Stamp Quantity: 9 456 000
	Perforation: 11½:11¼

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