Michel # 2550; Scott # 1885; Stanley Gibbons # 3418; Yvert # 2246;
	The Great Pond Snail . Lymnaea stagnalis.
	Color: multicolored
	Date of Issue: 15.10.1966
	Face Value: 1.75 L
	Designer: Aida Tasgian-Constantinescu
	Stamp Size: 48 × 33 mm.
	Stamp Quantity: 200 000
	Perforation: 13½

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