Michel # 1689; Scott # 1197; Stanley Gibbons # 2555; Yvert # 1555;
	The Sterlet . Acipenser ruthenus.
	Color: orange and green
	Date of Issue: 24.12.1957
	Face Value: 0.50 L
	Designer: no information
	Stamp Size: no information
	Stamp Quantity: 1 000 000
	Perforation: 14

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